| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Machiurani | city | State of Tamil Nadu | India | 9.27 | 79.03 | 0 | 13770 |
| Madambakkam | city | State of Tamil Nadu | India | 12.85 | 80.05 | 95 | 70035 |
| Madattukkulam | city | State of Tamil Nadu | India | 10.57 | 77.35 | 1007 | 29477 |
| Madavakam | city | State of Tamil Nadu | India | 13.09 | 80.25 | 36 | 2625003 |
| Madhavaram | city | State of Tamil Nadu | India | 13.15 | 80.24 | 42 | 1059759 |
| Madipakkam | city | State of Tamil Nadu | India | 12.97 | 80.21 | 16 | 995669 |
| Madras | city | State of Tamil Nadu | India | 13.08 | 80.28 | 29 | 1972645 |
| Madras Chetput | city | State of Tamil Nadu | India | 13.07 | 80.24 | 49 | 2957984 |
| Madras Egmore | city | State of Tamil Nadu | India | 13.07 | 80.26 | 45 | 2689196 |
| Madras Mylapore | city | State of Tamil Nadu | India | 13.03 | 80.27 | 52 | 1775085 |
| Madras Nungambakan | city | State of Tamil Nadu | India | 13.06 | 80.23 | 49 | 2960540 |
| Madras Perambur | city | State of Tamil Nadu | India | 13.11 | 80.24 | 36 | 2193138 |
| Madras Rayapuram | city | State of Tamil Nadu | India | 13.11 | 80.30 | 36 | 1368760 |
| Madras Saint Thomas Mount | city | State of Tamil Nadu | India | 13.00 | 80.20 | 65 | 1432513 |
| Madras Thyagarayanagar | city | State of Tamil Nadu | India | 13.04 | 80.24 | 45 | 2765140 |
| Madras Triplicane | city | State of Tamil Nadu | India | 13.05 | 80.28 | 45 | 1772718 |
| Madras Vepery | city | State of Tamil Nadu | India | 13.08 | 80.27 | 39 | 2234639 |
| Madraspatnam | city | State of Tamil Nadu | India | 13.08 | 80.28 | 29 | 1972645 |
| Madukarai | city | State of Tamil Nadu | India | 10.90 | 76.97 | 1020 | 48992 |
| Madukkarai | city | State of Tamil Nadu | India | 10.90 | 76.97 | 1020 | 48992 |
| Madukkūr | city | State of Tamil Nadu | India | 10.48 | 79.40 | 9 | 63675 |
| Madura | city | State of Tamil Nadu | India | 9.93 | 78.12 | 446 | 113524 |
| Madurai | city | State of Tamil Nadu | India | 9.93 | 78.12 | 446 | 113524 |
| Maduraivayal | city | State of Tamil Nadu | India | 13.06 | 80.17 | 52 | 1182718 |
| Madurantakam | city | State of Tamil Nadu | India | 12.52 | 79.90 | 95 | 64260 |
| Magaral | city | State of Tamil Nadu | India | 13.20 | 80.05 | 104 | 37703 |
| Mahabalipuram | city | State of Tamil Nadu | India | 12.63 | 80.17 | 39 | 43889 |
| Mahadevi | city | State of Tamil Nadu | India | 11.15 | 78.40 | 613 | 47169 |
| Mahapalipuram | city | State of Tamil Nadu | India | 12.63 | 80.17 | 39 | 43889 |
| Mahābalipūr | city | State of Tamil Nadu | India | 12.63 | 80.17 | 39 | 43889 |
| Mahārājagadai | city | State of Tamil Nadu | India | 12.62 | 78.25 | 1840 | 37417 |
| Mailore | city | State of Tamil Nadu | India | 10.05 | 78.33 | 488 | 54155 |
| Makkalpudur | city | State of Tamil Nadu | India | 11.33 | 78.13 | 659 | 41242 |
| Malaipattu | city | State of Tamil Nadu | India | 12.93 | 80.01 | 170 | 34770 |
| Malaiyadivāram | city | State of Tamil Nadu | India | 10.87 | 78.38 | 351 | 50182 |
| Malaiyadvāram | city | State of Tamil Nadu | India | 10.87 | 78.38 | 351 | 50182 |
| Malaiyandipattanam | city | State of Tamil Nadu | India | 10.53 | 76.98 | 997 | 43732 |
| Malaiyur | city | State of Tamil Nadu | India | 12.50 | 79.48 | 396 | 47961 |
| Malayampālaiyam | city | State of Tamil Nadu | India | 11.18 | 77.85 | 515 | 48386 |
| Mallankuli | city | State of Tamil Nadu | India | 11.75 | 76.93 | 2821 | 23524 |
| Mallapuram | city | State of Tamil Nadu | India | 11.97 | 78.25 | 1466 | 33451 |
| Mallasamudram | city | State of Tamil Nadu | India | 11.48 | 78.03 | 734 | 40887 |
| Malliakarai | city | State of Tamil Nadu | India | 11.57 | 78.48 | 892 | 34766 |
| Mallipatnam | city | State of Tamil Nadu | India | 10.30 | 79.38 | 0 | 38087 |
| Malliyakarai | city | State of Tamil Nadu | India | 11.57 | 78.48 | 892 | 34766 |
| Mambakkam | city | State of Tamil Nadu | India | 12.84 | 80.17 | 62 | 46327 |
| Manali | city | State of Tamil Nadu | India | 10.58 | 79.65 | 9 | 43956 |
| Manali | city | State of Tamil Nadu | India | 13.17 | 80.27 | 26 | 490509 |
| Manalurpet | city | State of Tamil Nadu | India | 12.02 | 79.10 | 396 | 68614 |
| Manalurpettai | city | State of Tamil Nadu | India | 12.02 | 79.10 | 396 | 68614 |
| Manamadura | city | State of Tamil Nadu | India | 9.70 | 78.48 | 229 | 31822 |
| Manamadurai | city | State of Tamil Nadu | India | 9.70 | 78.48 | 229 | 31822 |
| Manamalkudi | city | State of Tamil Nadu | India | 10.05 | 79.23 | 3 | 22268 |
| Manambedu | city | State of Tamil Nadu | India | 13.07 | 80.04 | 104 | 64742 |
| Manamelkudi | city | State of Tamil Nadu | India | 10.05 | 79.23 | 3 | 22268 |
| Manapad Point | city | State of Tamil Nadu | India | 8.37 | 78.03 | 9 | 17208 |
| Manaparai | city | State of Tamil Nadu | India | 10.60 | 78.42 | 564 | 49238 |
| Manappakkam | city | State of Tamil Nadu | India | 13.01 | 80.17 | 45 | 920815 |
| Manappādu | city | State of Tamil Nadu | India | 8.37 | 78.03 | 9 | 17208 |
| Manappārai | city | State of Tamil Nadu | India | 10.60 | 78.42 | 564 | 49238 |
| Manapuram | city | State of Tamil Nadu | India | 11.97 | 78.25 | 1466 | 33451 |
| Manavalakurichi | city | State of Tamil Nadu | India | 8.13 | 77.30 | 0 | 55569 |
| Mandalamānikkam | city | State of Tamil Nadu | India | 9.47 | 78.35 | 121 | 29915 |
| Mandapam | city | State of Tamil Nadu | India | 9.28 | 79.12 | 29 | 11126 |
| Mandaparai | city | State of Tamil Nadu | India | 12.63 | 78.95 | 2434 | 36595 |
| Mandapparai | city | State of Tamil Nadu | India | 12.63 | 78.95 | 2434 | 36595 |
| Mangalam | city | State of Tamil Nadu | India | 9.77 | 78.67 | 104 | 27461 |
| Mangalam | city | State of Tamil Nadu | India | 11.63 | 79.30 | 246 | 39411 |
| Manimangalam | city | State of Tamil Nadu | India | 12.92 | 80.04 | 65 | 41385 |
| Maniyachi | city | State of Tamil Nadu | India | 8.85 | 77.92 | 209 | 15761 |
| Maniyāchchi | city | State of Tamil Nadu | India | 8.85 | 77.92 | 209 | 15761 |
| Manjambākkam | city | State of Tamil Nadu | India | 13.16 | 80.23 | 42 | 508359 |
| Mannady | city | State of Tamil Nadu | India | 13.10 | 80.29 | 3 | 1662319 |
| Mannargudi | city | State of Tamil Nadu | India | 10.67 | 79.43 | 19 | 57179 |
| Mannargudi | city | State of Tamil Nadu | India | 11.28 | 79.55 | 95 | 66278 |
| Mannivakkam | city | State of Tamil Nadu | India | 12.89 | 80.06 | 114 | 66596 |
| Mannūr | city | State of Tamil Nadu | India | 13.02 | 79.96 | 167 | 40065 |
| Manthaiveli | city | State of Tamil Nadu | India | 13.03 | 80.27 | 0 | 1775085 |
| Manur | city | State of Tamil Nadu | India | 10.50 | 77.48 | 990 | 41914 |
| Manur | city | State of Tamil Nadu | India | 8.87 | 77.67 | 262 | 30247 |
| Manūru | city | State of Tamil Nadu | India | 13.10 | 79.80 | 193 | 33759 |
| Marakayarpatnam | city | State of Tamil Nadu | India | 9.28 | 79.13 | 29 | 10415 |
| Marakkānam | city | State of Tamil Nadu | India | 12.20 | 79.95 | 45 | 43095 |
| Marandahally | city | State of Tamil Nadu | India | 12.40 | 78.00 | 1906 | 44746 |
| Markanum | city | State of Tamil Nadu | India | 12.20 | 79.95 | 45 | 43095 |
| Marungāpuri | city | State of Tamil Nadu | India | 10.43 | 78.42 | 695 | 29719 |
| Marutādu | city | State of Tamil Nadu | India | 12.50 | 79.68 | 259 | 47872 |
| Masinigudi | city | State of Tamil Nadu | India | 11.57 | 76.67 | 2896 | 9463 |
| Masnigudi | city | State of Tamil Nadu | India | 11.57 | 76.67 | 2896 | 9463 |
| Matattuppatti | city | State of Tamil Nadu | India | 8.82 | 77.80 | 121 | 25400 |
| Mathurai | city | State of Tamil Nadu | India | 9.93 | 78.12 | 446 | 113524 |
| Mattagiri | city | State of Tamil Nadu | India | 12.68 | 77.82 | 2942 | 36713 |
| Mattigiri | city | State of Tamil Nadu | India | 12.68 | 77.82 | 2942 | 36713 |
| Mattur | city | State of Tamil Nadu | India | 11.33 | 79.23 | 216 | 15975 |
| Maunur | city | State of Tamil Nadu | India | 8.87 | 77.67 | 262 | 30247 |
| Mayanur | city | State of Tamil Nadu | India | 10.93 | 78.23 | 364 | 47600 |
| Mayavalasa | city | State of Tamil Nadu | India | 9.20 | 78.70 | 22 | 16746 |
| Mayavaram | city | State of Tamil Nadu | India | 11.10 | 79.67 | 26 | 115309 |
| Mayaveram | city | State of Tamil Nadu | India | 11.10 | 79.67 | 26 | 115309 |
| Mayuram | city | State of Tamil Nadu | India | 11.10 | 79.67 | 26 | 115309 |
| Meddappakkam | city | State of Tamil Nadu | India | 12.92 | 80.19 | 68 | 58775 |
| Meenakshiammanpet | city | State of Tamil Nadu | India | 13.11 | 80.29 | 36 | 1558957 |
| Megnānapuram | city | State of Tamil Nadu | India | 8.47 | 77.98 | 39 | 26945 |
| Mehtanagar | city | State of Tamil Nadu | India | 13.07 | 80.23 | 52 | 2917762 |
| Mel Marudūr | city | State of Tamil Nadu | India | 10.47 | 79.68 | 9 | 33305 |
| Mel Māttūr | city | State of Tamil Nadu | India | 11.20 | 79.05 | 259 | 30949 |
| Mel Nīlidanallūr | city | State of Tamil Nadu | India | 9.10 | 77.62 | 396 | 28355 |
| Mel Palaiyam | city | State of Tamil Nadu | India | 8.70 | 77.72 | 121 | 56636 |
| Mel Pākkam | city | State of Tamil Nadu | India | 13.18 | 80.07 | 98 | 44732 |
| Melai Citamparam | city | State of Tamil Nadu | India | 10.97 | 76.90 | 1371 | 46236 |
| Melapalaiyam | city | State of Tamil Nadu | India | 8.70 | 77.72 | 121 | 56636 |
| Melappālaiyam | city | State of Tamil Nadu | India | 8.70 | 77.72 | 121 | 56636 |
| Melkandigai | city | State of Tamil Nadu | India | 13.22 | 80.01 | 108 | 34453 |
| Melmandai | city | State of Tamil Nadu | India | 9.10 | 78.30 | 39 | 19398 |
| Melmarudun | city | State of Tamil Nadu | India | 10.47 | 79.68 | 9 | 33305 |
| Melpadi | city | State of Tamil Nadu | India | 13.07 | 79.28 | 702 | 252170 |
| Melpatti | city | State of Tamil Nadu | India | 12.87 | 78.77 | 1013 | 31088 |
| Melpedu | city | State of Tamil Nadu | India | 13.16 | 80.04 | 101 | 75521 |
| Melur | city | State of Tamil Nadu | India | 10.05 | 78.33 | 488 | 54155 |
| Menambedu | city | State of Tamil Nadu | India | 13.07 | 80.04 | 104 | 64742 |
| Merkanam | city | State of Tamil Nadu | India | 12.20 | 79.95 | 45 | 43095 |
| Merpati | city | State of Tamil Nadu | India | 13.07 | 79.28 | 702 | 252170 |
| Mettupalaiyam | city | State of Tamil Nadu | India | 13.15 | 80.30 | 3 | 774644 |
| Mettupalaiyam | city | State of Tamil Nadu | India | 13.16 | 80.20 | 75 | 311638 |
| Mettupalayam | city | State of Tamil Nadu | India | 11.17 | 78.45 | 580 | 40873 |
| Mettupalayam-Coimbatore | city | State of Tamil Nadu | India | 11.30 | 76.95 | 1033 | 79861 |
| Mettuppalaiyam | city | State of Tamil Nadu | India | 13.17 | 80.16 | 85 | 57209 |
| Mettuppālaiyam | city | State of Tamil Nadu | India | 11.17 | 78.45 | 580 | 40873 |
| Mettuppālaiyam | city | State of Tamil Nadu | India | 13.23 | 80.21 | 36 | 67164 |
| Mettuppālaiyam | city | State of Tamil Nadu | India | 11.30 | 76.95 | 1033 | 79861 |
| Mettuppālaiyam | city | State of Tamil Nadu | India | 13.24 | 80.23 | 49 | 66363 |
| Mettupālaiyam | city | State of Tamil Nadu | India | 11.30 | 76.95 | 1033 | 79861 |
| Mettūr | city | State of Tamil Nadu | India | 11.80 | 77.80 | 784 | 92891 |
| Mettūr | city | State of Tamil Nadu | India | 8.87 | 77.37 | 501 | 28769 |
| Meyyūr | city | State of Tamil Nadu | India | 13.24 | 79.94 | 137 | 36400 |
| Mimisal | city | State of Tamil Nadu | India | 9.93 | 79.17 | 0 | 17937 |
| Minakshiammanpet | city | State of Tamil Nadu | India | 13.11 | 80.29 | 36 | 1558957 |
| Minjur | city | State of Tamil Nadu | India | 13.27 | 80.27 | 36 | 69542 |
| Mochiūrani | city | State of Tamil Nadu | India | 9.27 | 79.03 | 0 | 13770 |
| Mohanur | city | State of Tamil Nadu | India | 11.08 | 78.17 | 469 | 37622 |
| Moolakadai | city | State of Tamil Nadu | India | 13.13 | 80.25 | 39 | 1627873 |
| Moranam | city | State of Tamil Nadu | India | 12.75 | 79.50 | 406 | 43347 |
| Morappur | city | State of Tamil Nadu | India | 12.13 | 78.40 | 1328 | 27565 |
| Mottūr | city | State of Tamil Nadu | India | 12.57 | 78.70 | 1509 | 44056 |
| Mudichchur | city | State of Tamil Nadu | India | 12.91 | 80.07 | 85 | 59531 |
| Mudukarai | city | State of Tamil Nadu | India | 10.90 | 76.97 | 1020 | 48992 |
| Mudukulattūr | city | State of Tamil Nadu | India | 9.35 | 78.52 | 82 | 27284 |
| Mudukur | city | State of Tamil Nadu | India | 13.00 | 79.88 | 269 | 29800 |
| Mudumalai | city | State of Tamil Nadu | India | 11.62 | 76.57 | 2965 | 10176 |
| Mugaiyūr | city | State of Tamil Nadu | India | 11.97 | 79.32 | 164 | 70214 |
| Mugalivakkam | city | State of Tamil Nadu | India | 13.02 | 80.17 | 62 | 1005549 |
| Mukhdwāram | city | State of Tamil Nadu | India | 13.23 | 80.32 | 0 | 56994 |
| Mulacheri | city | State of Tamil Nadu | India | 12.86 | 80.17 | 42 | 47446 |
| Mulaikaraipatti | city | State of Tamil Nadu | India | 8.55 | 77.78 | 173 | 25685 |
| Mulaikkaraippatti | city | State of Tamil Nadu | India | 8.55 | 77.78 | 173 | 25685 |
| Mulanur | city | State of Tamil Nadu | India | 10.77 | 77.72 | 780 | 24420 |
| Mullam | city | State of Tamil Nadu | India | 13.10 | 80.21 | 39 | 2071798 |
| Mundiyambākkam | city | State of Tamil Nadu | India | 11.98 | 79.52 | 9 | 103613 |
| Mungalum | city | State of Tamil Nadu | India | 9.77 | 78.67 | 104 | 27461 |
| Murtinayakkanpatti | city | State of Tamil Nadu | India | 11.30 | 78.13 | 721 | 42846 |
| Musiri | city | State of Tamil Nadu | India | 10.93 | 78.45 | 269 | 61238 |
| Muthialpet | city | State of Tamil Nadu | India | 13.10 | 80.29 | 3 | 1424877 |
| Muthuragunathapattam | city | State of Tamil Nadu | India | 9.15 | 78.53 | 32 | 20900 |
| Muthuragunāthapattanam | city | State of Tamil Nadu | India | 9.15 | 78.53 | 32 | 20900 |
| Muttamtura | city | State of Tamil Nadu | India | 8.12 | 77.32 | 0 | 52777 |
| Muttapet | city | State of Tamil Nadu | India | 10.40 | 79.48 | 6 | 47361 |
| Muttathoor | city | State of Tamil Nadu | India | 12.12 | 79.45 | 229 | 62199 |
| Muttattur | city | State of Tamil Nadu | India | 12.12 | 79.45 | 229 | 62199 |
| Muttupet | city | State of Tamil Nadu | India | 10.40 | 79.48 | 6 | 47361 |
| Muttupettai | city | State of Tamil Nadu | India | 9.27 | 78.92 | 26 | 17733 |
| Muttur | city | State of Tamil Nadu | India | 11.05 | 77.73 | 734 | 34803 |
| Mutturāmalingapattanam | city | State of Tamil Nadu | India | 9.77 | 79.03 | 3 | 17282 |
| Mutupet | city | State of Tamil Nadu | India | 10.40 | 79.48 | 6 | 47361 |
| Mylapore | city | State of Tamil Nadu | India | 13.03 | 80.27 | 52 | 1775085 |
| Mādavaram | city | State of Tamil Nadu | India | 13.15 | 80.24 | 42 | 1059759 |
| Māllur | city | State of Tamil Nadu | India | 11.55 | 78.13 | 961 | 48488 |
| Māmallapuram | city | State of Tamil Nadu | India | 12.63 | 80.17 | 39 | 43889 |
| Māmandūr | city | State of Tamil Nadu | India | 12.75 | 79.67 | 265 | 45397 |
| Māmbalam | city | State of Tamil Nadu | India | 13.04 | 80.23 | 59 | 2782887 |
| Mānuppatti | city | State of Tamil Nadu | India | 10.48 | 77.23 | 1443 | 27181 |
| Mārāndahalli | city | State of Tamil Nadu | India | 12.40 | 78.00 | 1906 | 44746 |
| Mūnradaippu | city | State of Tamil Nadu | India | 8.58 | 77.70 | 249 | 30071 |