Members
With over 190 member municipalities, Marmara Municipalities Union which is located in Istanbul, has members in 11 provinces, 6 of which are metropolitan.
| Mayor | Yücel Yılmaz |
| Political Party | AK Parti |
| Population (2021) | 1.250.610 |
| Telephone | (266) 532 10 10 |
| Website | http://www.balikesir.bel.tr |
| Mayor | Hasan AVCI |
| Political Party | AK Parti |
| Population (2019) | 185.038 |
| Telephone | (266) 241 00 10 |
| Website | http://www.altieylul.bel.tr |
| Mayor | Mesut Ergin |
| Political Party | CHP |
| Population (2019) | 72.371 |
| Telephone | 0266 312 10 21 |
| Website | http://www.ayvalik.bel.tr/ |
| Mayor | Orhan GAGA |
| Political Party | CHP |
| Population (2019) | 12.658 |
| Telephone | 0266 486 11 64 |
| Website | http://www.balya.bel.tr |
| Mayor | Tolga TOSUN |
| Political Party | CHP |
| Population (2019) | 161.894 |
| Telephone | 0266 711 11 11 |
| Website | https://www.bandirma.bel.tr/ |
| Mayor | Ramazan BAHÇAVAN |
| Political Party | AK PARTİ |
| Population (2019) | 34.159 |
| Telephone | 0266 662 36 62 |
| Website | http://www.dursunbey.bel.tr |
| Mayor | S. Hasan ARSLAN |
| Political Party | CHP |
| Population (2019) | 164.696 |
| Telephone | 0266 374 44 44 |
| Website | http://www.edremit.bel.tr |
| Mayor | Hüseyin SARI |
| Political Party | CHP |
| Population (2019) | 32.038 |
| Telephone | 0266 835 10 50 |
| Website | http://www.erdek-bld.gov.tr |
| Mayor | Mehmet İrem Himam |
| Political Party | CHP |
| Population (2019) | 16.217 |
| Telephone | 0266 357 10 53 |
| Website | https://www.gomec.bel.tr/ |
| Mayor | İbrahim PALAZ |
| Political Party | CHP |
| Population (2019) | 74.788 |
| Telephone | 0266 762 18 45 |
| Website | http://www.balikesirgonen.bel.tr/ |
| Mayor | Emin ERSOY |
| Political Party | AK PARTİ |
| Population (2019) | 27.914 |
| Telephone | 0266 432 10 35 |
| Website | https://www.havran.bel.tr/ |
| Mayor | Yusuf CENGİZ |
| Political Party | AK PARTİ |
| Population (2019) | 31.897 |
| Telephone | 0266 456 10 04 |
| Website | http://www.ivrindi.bel.tr |
| Mayor | Dinçer ORKAN |
| Political Party | AK PARTİ |
| Population (2019) | 185.118 |
| Telephone | 0266 243 04 00 |
| Website | http://www.karesi.bel.tr |
| Mayor | İsmail CANKUL |
| Political Party | AK PARTİ |
| Population (2019) | 22.591 |
| Telephone | 0266 576 10 08 |
| Website | http://www.kepsut.bel.tr |
| Mayor | Tancan BARCİN |
| Political Party | CHP |
| Population (2019) | 18.279 |
| Telephone | 0266 818 10 12 |
| Website | http://www.manyas.bel.tr/ |
| Mayor | Süleyman AKSOY |
| Political Party | AK PARTİ |
| Population (2019) | 10.148 |
| Telephone | 0266 885 54 89 |
| Website | https://www.marmara.bel.tr/ |
| Mayor | Turhan ŞİMŞEK |
| Political Party | AK PARTİ |
| Population (2019) | 17.003 |
| Telephone | 0266 552 10 08 |
| Website | http://www.savastepe.bel.tr |
| Mayor | Ekrem YAVAŞ |
| Political Party | AK PARTİ |
| Population (2019) | 32.661 |
| Telephone | 0266 516 11 24 |
| Website | http://www.sindirgi.bel.tr |
| Mayor | Nurettin Güney |
| Political Party | İYİ PARTİ |
| Population (2019) | 18.044 |
| Telephone | 0266 865 19 10 |
| Website | http://www.susurluk.bel.tr/ |
| Mayor | Melek MIZRAK SUBAŞI |
| Political Party | CHP |
| Population (2019) | 228.334 |
| Telephone | (228) 444 88 58 |
| Website | http://www.bilecik.bel.tr |
| Mayor | Mustafa YAMAN |
| Political Party | AK PARTİ |
| Population (2019) | 1.793 |
| Telephone | (228) 283 80 05 |
| Website | http://www.bayirkoy.bel.tr |
| Mayor | Mehmet Talat BAKKALCIOĞLU |
| Political Party | CHP |
| Population (2019) | 78.010 |
| Telephone | (228) 314 67 00 |
| Website | https://www.bozuyuk.bel.tr/ |
| Mayor | Selim TUNA |
| Political Party | AK PARTİ |
| Population (2019) | 2.000 |
| Telephone | (228) 321 20 03 |
| Website | http://www.bilecikdodurga.bel.tr/ |
| Mayor | Mehmet KEPEZ |
| Political Party | AK PARTİ |
| Population (2019) | 2.183 |
| Telephone | (228) 371 22 52 |
| Website | http://www.inhisar.bel.tr/ |
| Mayor | Münür ŞAHİN |
| Political Party | AK PARTİ |
| Population (2019) | 21.497 |
| Telephone | (228 )461 41 31 |
| Website | https://www.osmaneli.bel.tr/ |
| Mayor | Zekiye TEKİN |
| Political Party | AK PARTİ |
| Population (2019) | 10.032 |
| Telephone | (228) 381 20 05 |
| Website | https://pazaryeri.bel.tr/ |
| Mayor | İsmet SEVER |
| Political Party | MHP |
| Population (2019) | 18.352 |
| Telephone | (228) 361 32 76 |
| Website | http://www.sogut.bel.tr/ |
| Mayor | Hüseyin OCAK |
| Political Party | MHP |
| Population (2019) | 2.907 |
| Telephone | (228) 233 14 15 |
| Website | http://www.vezirhan.bel.tr/ |
| Mayor | İlhan ÖZDEN |
| Political Party | MHP |
| Population (2019) | 2.787 |
| Telephone | (228) 431 20 27 |
| Website | https://yenipazar.bel.tr/ |
| Mayor | Alinur AKTAŞ |
| Political Party | AK PARTİ |
| Population (2019) | 3.147.818 |
| Telephone | 0224 444 16 00 |
| Website | http://www.bursa.bel.tr |
| Mayor | Ahmet KORKMAZ |
| Political Party | AK PARTİ |
| Population (2019) | 9.321 |
| Telephone | 0224 841 21 42 |
| Website | http://www.buyukorhan.bel.tr |
| Mayor | M. Uğur SERTASLAN |
| Political Party | CHP |
| Population (2019) | 118.037 |
| Telephone | 0224 513 45 21 |
| Website | http://www.gemlik.bel.tr |
| Mayor | Mustafa IŞIK |
| Political Party | AK PARTİ |
| Population (2019) | 99.278 |
| Telephone | 0224 444 36 16 |
| Website | http://www.gursu.bel.tr/ |
| Mayor | Yılmaz ATAŞ |
| Political Party | AK PARTİ |
| Population (2019) | 6.016 |
| Telephone | 0224 881 20 20 |
| Website | http://www.harmancik.bel.tr/_belediyemiz/ |
| Mayor | Alper TABAN |
| Political Party | AK PARTİ |
| Population (2019) | 286.848 |
| Telephone | 0224 715 1010 |
| Website | http://www.inegol.bel.tr/ |
| Mayor | Kağan Mehmet USTA |
| Political Party | AK PARTİ |
| Population (2019) | 44.050 |
| Telephone | 0224 757 10 10 |
| Website | http://www.iznik.bel.tr |
| Mayor | Ali ÖZKAN |
| Political Party | AK PARTİ |
| Population (2019) | 84.241 |
| Telephone | 0224 676 86 40 |
| Website | http://www.karacabey.bel.tr |
| Mayor | Mehmet KESKİN |
| Political Party | AK PARTİ |
| Population (2019) | 11.246 |
| Telephone | 0224 861 20 52 |
| Website | http://www.keles.bel.tr |
| Mayor | Önder TANIR |
| Political Party | AK PARTİ |
| Population (2019) | 72.439 |
| Telephone | 0224 372 10 01 |
| Website | https://www.kestel.bel.tr/ |
| Mayor | Hayri TÜRKYILMAZ |
| Political Party | CHP |
| Population (2019) | 105.308 |
| Telephone | 0224 444 89 22 |
| Website | http://www.mudanya.bel.tr |
| Mayor | Mehmet KANAR |
| Political Party | AK PARTİ |
| Population (2019) | 101.407 |
| Telephone | 0224 444 38 15 |
| Website | http://www.mustafakemalpasa.bel.tr |
| Mayor | Turgay ERDEM |
| Political Party | CHP |
| Population (2019) | 518.382 |
| Telephone | 0224 444 16 03 |
| Website | http://www.nilufer.bel.tr |
| Mayor | Ali AYKURT |
| Political Party | AK PARTİ |
| Population (2019) | 18.786 |
| Telephone | 0224 817 14 30 |
| Website | http://www.orhaneli.bel.tr |
| Mayor | Mustafa DÜNDAR |
| Political Party | AK PARTİ |
| Population (2019) | 884.451 |
| Telephone | 0224 270 70 00 |
| Website | http://www.osmangazi.bel.tr |
| Mayor | Davut AYDIN |
| Political Party | MHP |
| Population (2019) | 54.485 |
| Telephone | 0224 773 00 16 |
| Website | http://www.bursa-yenisehir.bel.tr |
| Mayor | Oktay YILMAZ |
| Political Party | AK PARTİ |
| Population (2019) | 653.307 |
| Telephone | 0224 444 16 02 |
| Website | http://www.yildirim.bel.tr |
| Mayor | Ülgür GÖKHAN |
| Political Party | CHP |
| Population (2019) | 557.276 |
| Telephone | 0286 444 17 17 |
| Website | http://www.canakkale.bel.tr |
| Mayor | Mesut BAYRAM |
| Political Party | CHP |
| Population (2019) | 34.103 |
| Telephone | 0286 712 18 93 |
| Website | http://www.canakkaleayvacik.bel.tr |
| Mayor | Bülent ERDOĞAN |
| Political Party | AK PARTİ |
| Population (2019) | 91.537 |
| Telephone | 0286 315 00 00 |
| Website | http://www.biga.bel.tr |
| Mayor | Dr. Hakan Can YILMAZ |
| Political Party | CHP |
| Population (2019) | 3.098 |
| Telephone | 0286 697 80 81 |
| Website | http://www.bozcaada.bel.tr |
| Mayor | Metin SEMERCİ |
| Political Party | CHP |
| Population (2019) | 3.703 |
| Telephone | 0286 532 50 02 |
| Website | http://www.canakkale-cardak.bel.tr |
| Mayor | Saim ZİLELİ |
| Political Party | İYİ PARTİ |
| Population (2019) | 8.769 |
| Telephone | 0286 814 12 42 |
| Website | http://www.eceabat.bel.tr/ |
| Mayor | Güray YÜKSEL |
| Political Party | AK PARTİ |
| Population (2019) | 32.374 |
| Telephone | 0286 618 52 30 |
| Website | http://www.ezine.bel.tr/ |
| Mayor | M.Mustafa ÖZACAR |
| Political Party | CHP |
| Population (2019) | 44.598 |
| Telephone | 0286 566 10 11 |
| Website | http://www.gelibolu.bel.tr |
| Mayor | Ünal ÇETİN |
| Political Party | İYİ PARTİ |
| Population (2019) | 10.377 |
| Telephone | 0286 887 30 52 |
| Website | http://www.gokceada.bel.tr |
| Mayor | Adnan PASTIRMACI |
| Political Party | AK PARTİ |
| Population (2019) | 2.123 |
| Telephone | 0286 352 30 97 |
| Website | http://www.gumuscay.bel.tr |
| Mayor | Ahmet ELBİ |
| Political Party | AK PARTİ |
| Population (2019) | 2.962 |
| Telephone | 0286 354 18 00 |
| Website | http://www.karabiga.bel.tr/ |
| Mayor | İbrahim TAŞKIN |
| Political Party | AK PARTİ |
| Population (2019) | 2.400 |
| Telephone | 0286 484 70 48 |
| Website | www.kalkım.bel.tr |
| Mayor | Necati KOPÇA |
| Political Party | CHP |
| Population (2019) | 1.865 |
| Telephone | 0286 597 75 06 |
| Website | http://www.kavakkoy.bel.tr |
| Mayor | Cengiz BALKAN |
| Political Party | CHP |
| Population (2019) | 10.604 |
| Telephone | 0286 752 50 54 |
| Website | https://www.kucukkuyu.bel.tr/ |
| Mayor | Eyüp YILMAZ |
| Political Party | AK PARTİ |
| Population (2019) | 28.742 |
| Telephone | 0286 512 10 44 |
| Website | http://www.lapseki.bel.tr |
| Mayor | Tuncay GÖYMEN |
| Political Party | AK PARTİ |
| Population (2019) | 1.801 |
| Telephone | 0286 445 40 68 |
| Website | http://www.terzialan.bel.tr |
| Mayor | Erdal DOĞAN |
| Political Party | CHP |
| Population (2019) | 2.377 |
| Telephone | 0286 542 70 09 |
| Website | http://www.umurbey.bel.tr |
| Mayor | Veysel ACAR |
| Political Party | AK PARTİ |
| Population (2019) | 31.080 |
| Telephone | 0286 474 32 42 |
| Website | http://www.yenice.bel.tr |
| Mayor | Recep GÜRKAN |
| Political Party | CHP |
| Population (2019) | 407.763 |
| Telephone | 0284 213 91 40 |
| Website | http://www.edirne.bel.tr |
| Mayor | Muhammet ÖRNEK |
| Political Party | CHP |
| Population (2019) | 3.210 |
| Telephone | 0284 773 80 07 |
| Website | http://www.begendik.bel.tr/ |
| Mayor | Özkan GÜNENÇ |
| Political Party | CHP |
| Population (2019) | 10.667 |
| Telephone | 0284 811 60 09 |
| Website | http://www.enez.bel.tr |
| Mayor | Aydın BALKAN |
| Political Party | AK PARTİ |
| Population (2019) | 18.564 |
| Telephone | 0284 336 10 09 |
| Website | http://www.havsa.bel.tr |
| Mayor | A. Naci ÜNSAL |
| Political Party | İYİ PARTİ |
| Population (2019) | 26.798 |
| Telephone | 0284 616 10 11 |
| Website | http://www.ipsala.bel.tr |
| Mayor | Hüseyin Tütüncü |
| Political Party | CHP |
| Population (2019) | 2.586 |
| Telephone | 0284 594 10 85 |
| Website | http://www.kircasalih.bel.tr/ |
| Mayor | Gökmen ALTAY |
| Political Party | CHP |
| Population (2019) | 2.196 |
| Telephone | 0284 435 40 28 |
| Website | http://www.kuplu.bel.tr |
| Mayor | İsmail ARSLAN |
| Political Party | AK PARTİ |
| Population (2019) | 6.442 |
| Telephone | 0284 321 41 07 |
| Website | http://www.lalapasa.bel.tr |
| Mayor | Erol DÜBEK |
| Political Party | CHP |
| Population (2019) | 13.535 |
| Telephone | 0284 415 13 86 |
| Website | http://www.mericsubasi.bel.tr/ |
| Mayor | Hasan ÇATALKAYA |
| Political Party | AK PARTİ |
| Population (2019) | 1.902 |
| Telephone | 0284 425 32 30 |
| Website | www.subaşı.bel.tr |
| Mayor | Mehmet ORMANKIRAN |
| Political Party | CHP |
| Population (2019) | 6.851 |
| Telephone | 0284 311 30 02 |
| Website | http://www.suloglu.bel.tr/ |
| Mayor | Özlem BECAN |
| Political Party | CHP |
| Population (2019) | 60.608 |
| Telephone | 0284 513 11 08 |
| Website | http://www.uzunkopru.bel.tr |
| Mayor | Ufuk ATALAY |
| Political Party | AK PARTİ |
| Population (2019) | 2.992 |
| Telephone | 0284 696 60 89 |
| Website | http://www.yenikarpuzlu.bel.tr |
| Mayor | Mustafa TÜRKER |
| Political Party | AK PARTİ |
| Population (2019) | 2.023 |
| Telephone | 0284 763 72 40 |
| Website | http://www.yenimuhacir.bel.tr |
| Mayor | Ekrem İMAMOĞLU |
| Political Party | CHP |
| Population (2019) | 15.840.900 |
| Telephone | (212) 455 13 00 |
| Website | https://www.ibb.istanbul/ |
| Mayor | Erdem GÜL |
| Political Party | CHP |
| Population (2019) | 16.033 |
| Telephone | (216) 382 33 82 |
| Website | http://www.adalar.bel.tr |
| Mayor | Ahmet Haşim BALTACI |
| Political Party | AK PARTİ |
| Population (2019) | 312.023 |
| Telephone | (212) 444 45 97 |
| Website | http://www.arnavutkoy.bel.tr |
| Mayor | Battal İLGEZDİ |
| Political Party | CHP |
| Population (2019) | 427.217 |
| Telephone | (216) 570 50 00 |
| Website | https://www.atasehir.bel.tr/ |
| Mayor | Turan HANÇERLİ |
| Political Party | CHP |
| Population (2019) | 457.981 |
| Telephone | (212) 444 69 89 |
| Website | https://www.avcilar.bel.tr/ |
| Mayor | Lokman ÇAĞIRICI |
| Political Party | AK PARTİ |
| Population (2019) | 744.351 |
| Telephone | (212) 410 06 00 |
| Website | https://www.bagcilar.bel.tr/ |
| Mayor | Hakan BAHADIR |
| Political Party | AK PARTİ |
| Population (2019) | 605.300 |
| Telephone | (212) 484 38 00 |
| Website | https://www.bahcelievler.istanbul/ |
| Mayor | Yasin KARTOĞLU |
| Political Party | AK PARTİ |
| Population (2019) | 503.243 |
| Telephone | (212) 444 06 69 |
| Website | https://www.basaksehir.bel.tr/ |
| Mayor | Atila AYDINER |
| Political Party | AK PARTİ |
| Population (2019) | 274.884 |
| Telephone | (212) 467 19 00 |
| Website | https://www.bayrampasa.bel.tr/ |
| Mayor | Rıza AKPOLAT |
| Political Party | CHP |
| Population (2019) | 178.938 |
| Telephone | (212) 319 42 42 |
| Website | https://www.besiktas.bel.tr/ |
| Mayor | Murat AYDIN |
| Political Party | AK PARTİ |
| Population (2019) | 248.595 |
| Telephone | (216) 444 66 61 |
| Website | https://www.beykoz.bel.tr/ |
| Mayor | Mehmet Murat ÇALIK |
| Political Party | CHP |
| Population (2019) | 398.122 |
| Telephone | (212) 444 09 39 |
| Website | https://www.beylikduzu.bel.tr/ |
| Mayor | Haydar Ali YILDIZ |
| Political Party | AK PARTİ |
| Population (2019) | 233.322 |
| Telephone | (212) 444 01 60 |
| Website | https://www.beyoglu.bel.tr/ |
| Mayor | Hasan AKGÜN |
| Political Party | CHP |
| Population (2019) | 269.160 |
| Telephone | (212) 444 03 40 |
| Website | https://www.bcekmece.bel.tr/ |
| Mayor | Mesut ÜNER |
| Political Party | AK PARTİ |
| Population (2019) | 76.131 |
| Telephone | (212) 444 61 02 |
| Website | https://www.catalca.bel.tr/ |
| Mayor | Ahmet POYRAZ |
| Political Party | AK PARTİ |
| Population (2019) | 288.585 |
| Telephone | (216) 600 06 00 |
| Website | https://www.cekmekoy.bel.tr/ |
| Mayor | M.Tevfik GÖKSU |
| Political Party | AK PARTİ |
| Population (2019) | 447.116 |
| Telephone | (212) 444 00 73 |
| Website | https://www.esenler.bel.tr/ |
| Mayor | K. Deniz BOZKURT |
| Political Party | CHP |
| Population (2019) | 977.489 |
| Telephone | (212) 444 04 11 |
| Website | https://www.esenyurt.bel.tr/ |
| Mayor | Deniz KÖKEN |
| Political Party | AK PARTİ |
| Population (2019) | 417.360 |
| Telephone | (212) 444 30 00 |
| Website | https://www.eyupsultan.bel.tr/ |
| Mayor | Ergün TURAN |
| Political Party | AK PARTİ |
| Population (2019) | 382.990 |
| Telephone | (212) 453 14 53 |
| Website | https://www.fatih.bel.tr/ |
| Mayor | Hasan Tahsin USTA |
| Political Party | AK PARTİ |
| Population (2019) | 493.096 |
| Telephone | (212) 444 04 67 |
| Website | https://www.gaziosmanpasa.bel.tr/ |
| Mayor | Bünyamin DEMİR |
| Political Party | AK PARTİ |
| Population (2019) | 283.083 |
| Telephone | (212) 444 04 67 |
| Website | https://www.gungoren.bel.tr/ |
| Mayor | Ş. Dara ODABAŞI |
| Political Party | CHP |
| Population (2019) | 485.233 |
| Telephone | (216) 542 50 40 |
| Website | http://www.kadikoy.bel.tr/ |
| Mayor | Mevlüt ÖZTEKİN |
| Political Party | AK PARTİ |
| Population (2019) | 454.550 |
| Telephone | (212) 295 68 00 |
| Website | http://www.kagithane.istanbul/ |
| Mayor | Gökhan YÜKSEL |
| Political Party | CHP |
| Population (2019) | 480.738 |
| Telephone | (216) 280 52 52 |
| Website | https://www.kartal.bel.tr/ |
| Mayor | Kemal ÇEBİ |
| Political Party | CHP |
| Population (2019) | 805.930 |
| Telephone | (212) 444 43 60 |
| Website | https://www.kucukcekmece.istanbul/ |
| Mayor | Ali KILIÇ |
| Political Party | CHP |
| Population (2019) | 525.566 |
| Telephone | (216) 458 99 99 |
| Website | https://www.maltepe.bel.tr/ |
| Mayor | Ahmet CİN |
| Political Party | AK PARTİ |
| Population (2019) | 741.895 |
| Telephone | (216) 444 81 80 |
| Website | https://www.pendik.bel.tr/ |
| Mayor | Şeyma DÖĞÜCÜ |
| Political Party | AK PARTİ |
| Population (2019) | 474.668 |
| Telephone | (216) 622 33 33 |
| Website | http://www.sancaktepe.bel.tr/tr |
| Mayor | Şükrü GENÇ |
| Political Party | CHP |
| Population (2019) | 349.968 |
| Telephone | (212) 444 17 22 |
| Website | https://sariyer.bel.tr/ |
| Mayor | Volkan YILMAZ |
| Political Party | MHP |
| Population (2019) | 209.014 |
| Telephone | 212 444 20 47 |
| Website | https://www.silivri.bel.tr/ |
| Mayor | Hüseyin KESKİN |
| Political Party | AK PARTİ |
| Population (2019) | 349.485 |
| Telephone | (216) 564 13 00 |
| Website | https://www.sultanbeyli.istanbul/ |
| Mayor | Abdurrahman DURSUN |
| Political Party | AK PARTİ |
| Population (2019) | 543.380 |
| Telephone | (212) 444 23 32 |
| Website | https://www.sultangazi.bel.tr/ |
| Mayor | İlhan Ocaklı |
| Political Party | AK PARTİ |
| Population (2019) | 41.627 |
| Telephone | (216) 444 74 53 |
| Website | http://www.sile.bel.tr/ |
| Mayor | Muammer KESKİN |
| Political Party | CHP |
| Population (2019) | 284.294 |
| Telephone | (212) 708 88 88 |
| Website | https://www.sisli.bel.tr/ |
| Mayor | Dr. Şadi YAZICI |
| Political Party | AK PARTİ |
| Population (2019) | 284.443 |
| Telephone | (216) 444 09 06 |
| Website | https://www.tuzla.bel.tr/ |
| Mayor | İsmet YILDIRIM |
| Political Party | AK PARTİ |
| Population (2019) | 726.758 |
| Telephone | (216) 444 98 22 |
| Website | https://www.umraniye.bel.tr/ |
| Mayor | Hilmi TÜRKMEN |
| Political Party | AK PARTİ |
| Population (2019) | 525.395 |
| Telephone | (216) 531 30 00 |
| Website | https://www.uskudar.bel.tr/ |
| Mayor | Ömer ARISOY |
| Political Party | AK PARTİ |
| Population (2019) | 293.839 |
| Telephone | (212) 413 11 11 |
| Website | http://www.zeytinburnu.istanbul/ |
| Mayor | Mehmet Siyam KESİMOĞLU |
| Political Party | BAĞIMSIZ |
| Population (2019) | 366.363 |
| Telephone | 0288 214 10 45 |
| Website | http://www.kirklareli.bel.tr |
| Mayor | Mustafa ALTINTAŞ |
| Political Party | CHP |
| Population (2019) | 3.731 |
| Telephone | 0288 423 10 01 |
| Website | http://www.ahmetbey.bel.tr |
| Mayor | Abdullah HACI |
| Political Party | CHP |
| Population (2019) | 46.624 |
| Telephone | 0288 512 12 36 |
| Website | http://www.babaeski-bld.gov.tr |
| Mayor | Ertuğrul ÇAMLICA |
| Political Party | CHP |
| Population (2019) | 6.183 |
| Telephone | 0288 436 11 43 |
| Website | http://www.buyukkaristiran.bel.tr |
| Mayor | Ersan ÇÖLGEÇEN |
| Political Party | AK PARTİ |
| Population (2019) | 3.286 |
| Telephone | 0288 533 40 15 46 |
| Website | http://www.buyukmandira.bel.tr |
| Mayor | Mehmet BAYRAM |
| Political Party | MHP |
| Population (2019) | 1.971 |
| Telephone | 0288 358 70 02 |
| Website | http://www.cakilli.bel.tr |
| Mayor | Recep GÜN |
| Political Party | AK PARTİ |
| Population (2019) | 8.871 |
| Telephone | 0288 681 66 07 |
| Website | http://www.demirkoy.bel.tr |
| Mayor | Mustafa NALBANT |
| Political Party | CHP |
| Population (2019) | 2.846 |
| Telephone | 0288 443 90 01 |
| Website | http://www.evrensekiz.bel.tr |
| Mayor | Tahir IŞIK |
| Political Party | CHP |
| Population (2019) | 2.508 |
| Telephone | 0288 692 21 81 |
| Website | http://www.igneada.bel.tr |
| Mayor | Şahabettin VARDAR |
| Political Party | CHP |
| Population (2019) | 1.670 |
| Telephone | 0288 253 32 14 |
| Website | https://inece.bel.tr/ |
| Mayor | Aykut Yakut |
| Political Party | CHP |
| Population (2019) | 1.335 |
| Telephone | 0288 543 70 01 |
| Website | http://www.karahalil.bel.tr |
| Mayor | Gürel KOŞDEMİR |
| Political Party | AK PARTİ |
| Population (2019) | 3.831 |
| Telephone | 0288 246 11 73 |
| Website | http://www.kavakli.bel.tr |
| Mayor | Serdar TÜRKER |
| Political Party | CHP |
| Population (2019) | 2.005 |
| Telephone | 0288 645 72 35 |
| Website | http://www.kaynarca.bel.tr |
| Mayor | Ender Sevinç |
| Political Party | CHP |
| Population (2019) | 2.122 |
| Telephone | 0288 388 61 60 |
| Website | http://www.kiyikoy.bel.tr |
| Mayor | Ziya KARATAŞ |
| Political Party | AK PARTİ |
| Population (2019) | 2.251 |
| Telephone | 0288 762 21 00 |
| Website | http://www.kofcaz.bel.tr |
| Mayor | Murat GERENLİ |
| Political Party | CHP |
| Population (2019) | 153.027 |
| Telephone | 0288 417 10 73 |
| Website | http://www.luleburgaz.bel.tr/ |
| Mayor | Hüseyin AÇIKEL |
| Political Party | AK PARTİ |
| Population (2019) | 3.445 |
| Telephone | 0288 714 11 40 |
| Website | http://www.pehlivankoy.bel.tr |
| Mayor | İhsan TALAY |
| Political Party | AK PARTİ |
| Population (2019) | 17.806 |
| Telephone | 0288 288 61 51-027 |
| Website | http://www.pinarhisar.bel.tr |
| Mayor | Hüseyin KASAP |
| Political Party | AK PARTİ |
| Population (2019) | 2.204 |
| Telephone | 0288 273 11 22 |
| Website | http://www.uskup.bel.tr |
| Mayor | Ercan ÖZALP |
| Political Party | CHP |
| Population (2019) | 28.814 |
| Telephone | 0288 318 10 21 |
| Website | http://www.vize.bel.tr |
| Mayor | Tahir BÜYÜKAKIN |
| Political Party | AK PARTİ |
| Population (2019) | 1.997.258 |
| Telephone | 0262 318 10 00 |
| Website | http://www.kocaeli.bel.tr/ |
| Mayor | Mehmet Yasin ÖZLÜ |
| Political Party | AK PARTİ |
| Population (2019) | 108.185 |
| Telephone | 0262 310 12 00 |
| Website | https://www.basiskele.bel.tr/ |
| Mayor | Bünyamin ÇİFTÇİ |
| Political Party | AK PARTİ |
| Population (2019) | 140.274 |
| Telephone | 0262 743 79 09 |
| Website | http://www.cayirova.bel.tr/ |
| Mayor | Muzaffer BIYIK |
| Political Party | AK PARTİ |
| Population (2019) | 214.796 |
| Telephone | 0262 444 74 41 |
| Website | https://www.darica.bel.tr/ |
| Mayor | Zeki AYGÜN |
| Political Party | AK PARTİ |
| Population (2019) | 143.884 |
| Telephone | 0262 239 40 15 |
| Website | http://www.derince.bel.tr/ |
| Mayor | Hamza ŞAYİR |
| Political Party | AK PARTİ |
| Population (2019) | 51.060 |
| Telephone | 0262 754 88 88 |
| Website | http://www.dilovasi.bel.tr/ |
| Mayor | Zinnur BÜYÜKGÖZ |
| Political Party | AK PARTİ |
| Population (2019) | 392.945 |
| Telephone | 0262 642 04 30 |
| Website | https://www.gebze.bel.tr/ |
| Mayor | Ali Yıldırım SEZER |
| Political Party | AK PARTİ |
| Population (2019) | 170.503 |
| Telephone | 0262 414 45 85 |
| Website | https://www.golcuk.bel.tr/ |
| Mayor | Fatma Kaplan HÜRRİYET |
| Political Party | CHP |
| Population (2019) | 365.893 |
| Telephone | 0262 318 00 00 |
| Website | http://www.izmit.bel.tr/ |
| Mayor | Adnan TURAN |
| Political Party | AK PARTİ |
| Population (2019) | 52.268 |
| Telephone | 0262 551 32 10 |
| Website | https://www.kandira.bel.tr/ |
| Mayor | İsmail YILDIRIM |
| Political Party | AK PARTİ |
| Population (2019) | 58.412 |
| Telephone | 0262 452 10 25 |
| Website | https://www.karamursel.bel.tr/ |
| Mayor | Mustafa KOCAMAN |
| Political Party | AK PARTİ |
| Population (2019) | 125.974 |
| Telephone | 0262 316 68 00 |
| Website | https://www.kartepe.bel.tr/ |
| Mayor | Şener SÖĞÜT |
| Political Party | AK PARTİ |
| Population (2019) | 279.127 |
| Telephone | 0262 528 23 02 |
| Website | http://www.korfez.bel.tr/ |
| Mayor | Ekrem YÜCE |
| Political Party | AK PARTİ |
| Population (2019) | 1.060.876 |
| Telephone | 0264 444 40 54 |
| Website | http://www.sakarya.bel.tr |
| Mayor | Mutlu IŞIKSU |
| Political Party | AK PARTİ |
| Population (2019) | 280.214 |
| Telephone | 0264 277 54 65 |
| Website | http://www.adapazari.bel.tr |
| Mayor | Bilal SOYKAN |
| Political Party | AK PARTİ |
| Population (2019) | 93.087 |
| Telephone | 0264 418 14 31 |
| Website | http://www.akyazi.bel.tr |
| Mayor | İsmail KARAKULLUKÇU |
| Political Party | AK PARTİ |
| Population (2019) | 47.851 |
| Telephone | 0264 229 10 10 |
| Website | https://www.arifiye.bel.tr/ |
| Mayor | Fevzi KILIÇ |
| Political Party | AK PARTİ |
| Population (2019) | 91.602 |
| Telephone | 0264 241 48 00 |
| Website | http://www.erenler.bel.tr |
| Mayor | İsmail GÜNDOĞDU |
| Political Party | AK PARTİ |
| Population (2019) | 27.652 |
| Telephone | 0264 781 70 11 |
| Website | http://www.ferizli.bel.tr |
| Mayor | Murat KAYA |
| Political Party | AK PARTİ |
| Population (2019) | 50.332 |
| Telephone | 0264 517 52 40 |
| Website | http://www.geyve.bel.tr |
| Mayor | Orhan YILDIRIM |
| Political Party | AK PARTİ |
| Population (2019) | 13.181 |
| Telephone | 0264 471 50 33 |
| Website | http://www.karapurcek.bel.tr |
| Mayor | İshak SARI |
| Political Party | AK PARTİ |
| Population (2019) | 68.844 |
| Telephone | 0264 718 12 00 |
| Website | http://www.karasu.bel.tr |
| Mayor | Murat KEFLİ |
| Political Party | AK PARTİ |
| Population (2019) | 24.385 |
| Telephone | 0264 871 20 96 |
| Website | http://sakaryakaynarca.bel.tr/ |
| Mayor | Ahmet ACAR |
| Political Party | AK PARTİ |
| Population (2019) | 22.732 |
| Telephone | 0264 812 10 99 |
| Website | https://www.kocaali.bel.tr/ |
| Mayor | İbrahim Güven ÖVÜN |
| Political Party | AK PARTİ |
| Population (2019) | 30.028 |
| Telephone | 0264 551 30 83 |
| Website | http://www.pamukova.bel.tr |
| Mayor | Özcan ÖZEN |
| Political Party | AK PARTİ |
| Population (2019) | 44.001 |
| Telephone | 0850 224 54 54 |
| Website | http://www.sapanca.bel.tr |
| Mayor | Yusuf ALEMDAR |
| Political Party | AK PARTİ |
| Population (2019) | 157.698 |
| Telephone | 0264 444 54 50 |
| Website | http://www.serdivan.bel.tr |
| Mayor | Koray Oktay ÖZTEN |
| Political Party | AK PARTİ |
| Population (2019) | 14.303 |
| Telephone | 0264 681 24 82 |
| Website | http://www.sogutlu.bel.tr |
| Mayor | İbrahim Pilavcı |
| Political Party | MHP |
| Population (2019) | 6.861 |
| Telephone | 0264 491 20 15 |
| Website | http://www.tarakli.bel.tr/ |
| Mayor | Kadir ALBAYRAK |
| Political Party | CHP |
| Population (2019) | 1.113.400 |
| Telephone | 0282 153 00 00 |
| Website | http://www.tekirdag.bel.tr |
| Mayor | Vahap AKAY |
| Political Party | CHP |
| Population (2019) | 196.736 |
| Telephone | 0282 726 50 19 |
| Website | http://www.cerkezkoy.bel.tr |
| Mayor | Ahmet SARIKURT |
| Political Party | CHP |
| Population (2019) | 284.907 |
| Telephone | 0282 444 99 59 |
| Website | http://www.corlu.bel.tr |
| Mayor | Rasim YÜKSEL |
| Political Party | CHP |
| Population (2019) | 66.028 |
| Telephone | 0282 655 55 22 |
| Website | http://www.ergene.bel.tr |
| Mayor | Osman İNAN |
| Political Party | AK PARTİ |
| Population (2019) | 31.245 |
| Telephone | 0282 315 10 49 |
| Website | http://www.hayrabolu.bel.tr |
| Mayor | Mustafa ÇETİN |
| Political Party | AK PARTİ |
| Population (2019) | 130.813 |
| Telephone | 0282 444 80 59 |
| Website | https://www.kapakli.bel.tr |
| Mayor | Ulaş YURDAKUL |
| Political Party | CHP |
| Population (2019) | 51.616 |
| Telephone | 0282 444 59 42 |
| Website | http://www.malkara.bel.tr/ |
| Mayor | Hikmet Ata |
| Political Party | DSP |
| Population (2019) | 28.336 |
| Telephone | 0282 613 12 50 |
| Website | https://www.marmaraereglisi.bel.tr/ |
| Mayor | Özgen ERKİŞ |
| Political Party | CHP |
| Population (2019) | 50.394 |
| Telephone | 0282 768 10 05 |
| Website | http://www.saray.bel.tr |
| Mayor | Cüneyt YÜKSEL |
| Political Party | AK PARTİ |
| Population (2019) | 210.547 |
| Telephone | 0850 450 59 59 |
| Website | http://www.suleymanpasa.bel.tr |
| Mayor | Alpay VAR |
| Political Party | CHP |
| Population (2019) | 33.062 |
| Telephone | 0282 518 10 21 |
| Website | http://www.sarkoy.bel.tr |
| Mayor | Mustafa TUTUK |
| Political Party | AK PARTİ |
| Population (2019) | 291.001 |
| Telephone | 0226 811 50 00 |
| Website | http://www.yalova.bel.tr |
| Mayor | Dr. Metin ORAL |
| Political Party | AK PARTİ |
| Population (2019) | 31.279 |
| Telephone | 0226 461 29 40 |
| Website | http://www.altinova.bel.tr |
| Mayor | Mustafa TOKAT |
| Political Party | MHP |
| Population (2019) | 10.349 |
| Telephone | 0226 531 42 05 |
| Website | http://www.armutlu.bel.tr/ |
| Mayor | Numan SOYER |
| Political Party | AK PARTİ |
| Population (2019) | 37.490 |
| Telephone | 0226 245 10 04 |
| Website | http://www.cinarcik.bel.tr |
| Mayor | Ali Murat SİLPAGAR |
| Political Party | AK PARTİ |
| Population (2019) | 48.368 |
| Telephone | 0226 444 89 12 |
| Website | http://www.yalovaciftlikkoy.bel.tr |
| Mayor | Mehmet TEMEL |
| Political Party | MHP |
| Population (2019) | 3.614 |
| Telephone | 0226 243 60 21 |
| Website | http://www.esenkoy.bel.tr |
| Mayor | Mehmet ŞAHİN |
| Political Party | AK PARTİ |
| Population (2019) | 9.165 |
| Telephone | 0226 833 85 70 |
| Website | http://www.yalova-kadikoy.bel.tr |
| Mayor | Ali KANGAL |
| Political Party | CHP |
| Population (2019) | 6.630 |
| Telephone | 0226 462 83 33 |
| Website | http://www.kaytazdere.bel.tr |
| Mayor | Hüseyin Sinan ACAR |
| Political Party | AK PARTİ |
| Population (2019) | 6.677 |
| Telephone | 0226 675 70 79 |
| Website | http://www.termal.bel.tr |
| Mayor | Mustafa NURTEN |
| Political Party | MHP |
| Population (2019) | 2.869 |
| Telephone | 0226 244 13 57 |
| Website | http://www.tesvikiye.bel.tr |