| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Ma'an | city | Beijing Shi | China | 39.6480556 | 115.5938889 | 725 | 42654 |
| Ma-ch'ih-k'ou | city | Beijing Shi | China | 40.1830556 | 116.2405556 | 118 | 84173 |
| Ma-ch'uang-ch'uan | city | Beijing Shi | China | 40.1666667 | 115.9 | 2536 | 34454 |
| Ma-ch'uang-ch'üan | city | Beijing Shi | China | 40.1666667 | 115.9 | 2536 | 34454 |
| Ma-chia-p'u | city | Beijing Shi | China | 39.85 | 116.3666667 | 180 | 531775 |
| Ma-chu-ch'iao | city | Beijing Shi | China | 39.7572222 | 116.5433333 | 101 | 101888 |
| Ma-chu-ch'iao-chen | city | Beijing Shi | China | 39.7572222 | 116.5433333 | 101 | 101888 |
| Ma-chü-ch'iao | city | Beijing Shi | China | 39.7572222 | 116.5433333 | 101 | 101888 |
| Ma-chü-ch'iao-chen | city | Beijing Shi | China | 39.7572222 | 116.5433333 | 101 | 101888 |
| Ma-t'ou-chen | city | Beijing Shi | China | 39.7572222 | 116.8166667 | 32 | 76560 |
| Machangying | city | Beijing Shi | China | 40.1194444 | 116.9947222 | 88 | 54020 |
| Machikou | city | Beijing Shi | China | 40.1830556 | 116.2405556 | 118 | 84173 |
| Machuangquan | city | Beijing Shi | China | 40.1666667 | 115.9 | 2536 | 34454 |
| Macun | city | Beijing Shi | China | 39.6888889 | 116.2513889 | 170 | 60309 |
| Mafang | city | Beijing Shi | China | 40.2436111 | 116.7311111 | 75 | 60860 |
| Mafang | city | Beijing Shi | China | 40.0333333 | 117.0166667 | 72 | 67183 |
| Magezhuang | city | Beijing Shi | China | 39.5933333 | 116.4394444 | 85 | 63232 |
| Magezhuang | city | Beijing Shi | China | 39.9472222 | 116.5930556 | 131 | 390827 |
| Maizhuang | city | Beijing Shi | China | 39.7941667 | 116.6036111 | 72 | 177477 |
| Majiapu | city | Beijing Shi | China | 39.85 | 116.3666667 | 180 | 531775 |
| Majuqiao | city | Beijing Shi | China | 39.7572222 | 116.5433333 | 101 | 101888 |
| Malan | city | Beijing Shi | China | 39.9166667 | 115.75 | 4117 | 28975 |
| Mapaoquan | city | Beijing Shi | China | 40.1261111 | 115.8794444 | 3228 | 31978 |
| Matou | city | Beijing Shi | China | 39.7572222 | 116.8166667 | 32 | 76560 |
| Matszyuytsyao | city | Beijing Shi | China | 39.7572222 | 116.5433333 | 101 | 101888 |
| Mazhuangzi | city | Beijing Shi | China | 40.1705556 | 116.0683333 | 318 | 44803 |
| Men-t'ou-kou | city | Beijing Shi | China | 39.9391667 | 116.0916667 | 406 | 173673 |
| Men-t'ou-kou-ho-t'an | city | Beijing Shi | China | 39.9391667 | 116.0916667 | 406 | 173673 |
| Menlouzhuang | city | Beijing Shi | China | 40.0833333 | 117.0833333 | 111 | 59707 |
| Mentoucun | city | Beijing Shi | China | 39.9775 | 116.2058333 | 219 | 508328 |
| Mentougou | city | Beijing Shi | China | 39.9391667 | 116.0916667 | 406 | 173673 |
| Mi-yun-hsien | city | Beijing Shi | China | 40.3697222 | 116.8433333 | 170 | 24127 |
| Mi-yün-hsien | city | Beijing Shi | China | 40.3697222 | 116.8433333 | 170 | 24127 |
| Miaocheng | city | Beijing Shi | China | 40.2788889 | 116.6094444 | 98 | 34046 |
| Miaofengshan | city | Beijing Shi | China | 39.9733333 | 116.0447222 | 600 | 42473 |
| Miyun | city | Beijing Shi | China | 40.3697222 | 116.8433333 | 170 | 24127 |
| Mizidian | city | Beijing Shi | China | 39.7094444 | 116.8658333 | 32 | 76254 |
| Moshikou | city | Beijing Shi | China | 39.935 | 116.1533333 | 324 | 368718 |
| Mu-chia-yu | city | Beijing Shi | China | 40.4102778 | 116.7941667 | 193 | 24104 |
| Mu-chia-yü | city | Beijing Shi | China | 40.4102778 | 116.7941667 | 193 | 24104 |
| Muchang | city | Beijing Shi | China | 40.3022222 | 116.4105556 | 843 | 31390 |
| Muchengjian | city | Beijing Shi | China | 39.9475 | 115.9077778 | 1502 | 27703 |
| Mujiayu | city | Beijing Shi | China | 40.4102778 | 116.7941667 | 193 | 24104 |
| Mulin | city | Beijing Shi | China | 40.2433333 | 116.7836111 | 111 | 63549 |
| Muzijian | city | Beijing Shi | China | 40.1891667 | 115.9472222 | 2801 | 37855 |
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