| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Macarenos | city | San Luis Potosi | Mexico | 22.55 | -101.06 | 5869 | 21634 |
| Macario Guardiola | city | San Luis Potosi | Mexico | 23.04 | -100.18 | 4471 | 745 |
| Machado | city | San Luis Potosi | Mexico | 21.87 | -100.94 | 6026 | 4172 |
| Macias | city | San Luis Potosi | Mexico | 21.95 | -101.35 | 7004 | 2384 |
| Macuilocatl | city | San Luis Potosi | Mexico | 21.37 | -98.74 | 879 | 14461 |
| Magdalena | city | San Luis Potosi | Mexico | 23.44 | -100.78 | 5869 | 740 |
| Magdalenas | city | San Luis Potosi | Mexico | 23.44 | -100.78 | 5869 | 740 |
| Magdaleno Cedillo | city | San Luis Potosi | Mexico | 22.47 | -99.59 | 4189 | 3560 |
| Magisterial Profesor Librado Rivera | city | San Luis Potosi | Mexico | 21.84 | -99.64 | 3349 | 7586 |
| Magisterial Rioverde | city | San Luis Potosi | Mexico | 21.92 | -100.00 | 3349 | 39237 |
| Maguey | city | San Luis Potosi | Mexico | 21.87 | -101.36 | 7549 | 2348 |
| Maguey | city | San Luis Potosi | Mexico | 21.97 | -99.12 | 830 | 8383 |
| Magueyes Verdes | city | San Luis Potosi | Mexico | 24.03 | -100.99 | 5869 | 298 |
| Magueyes Verdes | city | San Luis Potosi | Mexico | 24.23 | -100.98 | 6164 | 298 |
| Mahuajco | city | San Luis Potosi | Mexico | 21.53 | -98.94 | 1669 | 20981 |
| Maitinez | city | San Luis Potosi | Mexico | 22.37 | -99.29 | 931 | 1192 |
| Majada | city | San Luis Potosi | Mexico | 22.85 | -100.84 | 5905 | 1011 |
| Majada Corrales | city | San Luis Potosi | Mexico | 23.56 | -101.25 | 6971 | 446 |
| Majada Ejido Zamarripa | city | San Luis Potosi | Mexico | 24.00 | -100.60 | 6194 | 1043 |
| Majada Santa Ana | city | San Luis Potosi | Mexico | 24.33 | -100.91 | 6030 | 298 |
| Majada de Andrés | city | San Luis Potosi | Mexico | 22.66 | -100.71 | 5167 | 2115 |
| Majaditas | city | San Luis Potosi | Mexico | 21.90 | -100.48 | 6709 | 2409 |
| Maldonado | city | San Luis Potosi | Mexico | 22.05 | -99.56 | 4432 | 3906 |
| Malilija | city | San Luis Potosi | Mexico | 21.74 | -98.79 | 298 | 4606 |
| Malinto | city | San Luis Potosi | Mexico | 21.82 | -100.86 | 6709 | 3719 |
| Malpaso | city | San Luis Potosi | Mexico | 21.70 | -100.13 | 4189 | 1368 |
| Malpaso | city | San Luis Potosi | Mexico | 22.61 | -101.14 | 6259 | 1788 |
| Maltrata | city | San Luis Potosi | Mexico | 21.81 | -100.46 | 6709 | 2024 |
| Manantial | city | San Luis Potosi | Mexico | 21.42 | -98.55 | 324 | 6691 |
| Manchoc | city | San Luis Potosi | Mexico | 21.34 | -98.69 | 1164 | 11835 |
| Mancornada | city | San Luis Potosi | Mexico | 21.85 | -98.55 | 82 | 2470 |
| Mancornadas | city | San Luis Potosi | Mexico | 21.85 | -98.55 | 82 | 2470 |
| Mandule | city | San Luis Potosi | Mexico | 21.48 | -99.50 | 2509 | 1438 |
| Manga | city | San Luis Potosi | Mexico | 21.65 | -100.12 | 4242 | 1256 |
| Manga Quemada | city | San Luis Potosi | Mexico | 22.92 | -100.67 | 5078 | 891 |
| Mangas | city | San Luis Potosi | Mexico | 21.65 | -100.12 | 4242 | 1256 |
| Mangas Garcia | city | San Luis Potosi | Mexico | 21.57 | -100.73 | 6709 | 2512 |
| Mangitas | city | San Luis Potosi | Mexico | 22.42 | -100.89 | 6171 | 13784 |
| Manocornadero | city | San Luis Potosi | Mexico | 21.55 | -98.84 | 830 | 12859 |
| Manrique | city | San Luis Potosi | Mexico | 22.29 | -98.65 | 226 | 3523 |
| Manso | city | San Luis Potosi | Mexico | 22.51 | -100.91 | 5912 | 7337 |
| Manteco | city | San Luis Potosi | Mexico | 21.32 | -98.97 | 1742 | 16559 |
| Manteguilla | city | San Luis Potosi | Mexico | 22.43 | -100.88 | 6709 | 10995 |
| Mantequilla | city | San Luis Potosi | Mexico | 22.43 | -100.88 | 6709 | 10995 |
| Mantezulel | city | San Luis Potosi | Mexico | 21.63 | -99.05 | 1669 | 8081 |
| Manuel Avila Camacho | city | San Luis Potosi | Mexico | 22.01 | -98.66 | 62 | 1169 |
| Manzanillas | city | San Luis Potosi | Mexico | 22.41 | -100.23 | 4189 | 8435 |
| Manzo | city | San Luis Potosi | Mexico | 22.51 | -100.91 | 5912 | 7337 |
| Mapitze | city | San Luis Potosi | Mexico | 21.62 | -98.85 | 830 | 13545 |
| Mapotla | city | San Luis Potosi | Mexico | 21.47 | -98.89 | 328 | 16701 |
| Mapultzen | city | San Luis Potosi | Mexico | 21.61 | -98.83 | 1240 | 12336 |
| Maracaibo | city | San Luis Potosi | Mexico | 22.14 | -98.54 | 75 | 3725 |
| Maravilla | city | San Luis Potosi | Mexico | 22.73 | -100.17 | 4235 | 745 |
| Maravillas | city | San Luis Potosi | Mexico | 23.57 | -100.56 | 5029 | 5917 |
| Maravillas | city | San Luis Potosi | Mexico | 22.73 | -100.17 | 4235 | 745 |
| Maravillas | city | San Luis Potosi | Mexico | 22.24 | -101.01 | 6131 | 96942 |
| Maravillas | city | San Luis Potosi | Mexico | 22.53 | -101.03 | 5869 | 25479 |
| Maravillas | city | San Luis Potosi | Mexico | 22.21 | -101.00 | 6181 | 125487 |
| Marcos Sanchez | city | San Luis Potosi | Mexico | 21.60 | -100.68 | 6709 | 1937 |
| Maria Garcia Camacho | city | San Luis Potosi | Mexico | 22.13 | -100.98 | 6223 | 146569 |
| Maria Laura | city | San Luis Potosi | Mexico | 22.18 | -100.95 | 6112 | 135047 |
| Mariano Avila | city | San Luis Potosi | Mexico | 22.15 | -100.99 | 6217 | 144619 |
| Mariano Hidalgo | city | San Luis Potosi | Mexico | 22.16 | -100.98 | 6197 | 143591 |
| Mariano Hidalgo | city | San Luis Potosi | Mexico | 22.17 | -100.98 | 6197 | 143591 |
| Marland | city | San Luis Potosi | Mexico | 22.14 | -98.42 | 62 | 4968 |
| Marmolejo | city | San Luis Potosi | Mexico | 22.27 | -98.97 | 1000 | 4382 |
| Marmolejo | city | San Luis Potosi | Mexico | 22.23 | -98.86 | 278 | 1204 |
| Maroma | city | San Luis Potosi | Mexico | 23.51 | -100.83 | 7549 | 627 |
| Martinez | city | San Luis Potosi | Mexico | 23.75 | -101.03 | 5869 | 557 |
| Martinez | city | San Luis Potosi | Mexico | 22.37 | -99.29 | 931 | 1192 |
| Martinez | city | San Luis Potosi | Mexico | 22.07 | -99.63 | 4366 | 5624 |
| Martires de La Revolucion Segunda Seccion | city | San Luis Potosi | Mexico | 22.19 | -100.99 | 6184 | 131089 |
| Martires de La Revolucion Tercera Seccion | city | San Luis Potosi | Mexico | 22.19 | -100.99 | 6167 | 137166 |
| Martires de La Revolucion Uno | city | San Luis Potosi | Mexico | 22.19 | -101.00 | 6184 | 131089 |
| Martín Pollero | city | San Luis Potosi | Mexico | 22.25 | -98.41 | 167 | 14303 |
| Martínez | city | San Luis Potosi | Mexico | 22.42 | -99.33 | 1912 | 1192 |
| María Cecilia Tercera Sección | city | San Luis Potosi | Mexico | 22.20 | -101.00 | 6197 | 118425 |
| María Fernanda | city | San Luis Potosi | Mexico | 22.18 | -100.94 | 6085 | 135830 |
| María Peña | city | San Luis Potosi | Mexico | 23.88 | -101.05 | 5915 | 298 |
| María de San José | city | San Luis Potosi | Mexico | 23.75 | -100.72 | 5869 | 1981 |
| Marías | city | San Luis Potosi | Mexico | 21.95 | -101.35 | 7004 | 2384 |
| Masisilau | city | San Luis Potosi | Mexico | 22.00 | -101.16 | 7549 | 11634 |
| Matalote | city | San Luis Potosi | Mexico | 21.93 | -98.95 | 249 | 19486 |
| Matamoros | city | San Luis Potosi | Mexico | 22.19 | -100.97 | 6125 | 139449 |
| Matamoros | city | San Luis Potosi | Mexico | 22.17 | -100.98 | 6197 | 143548 |
| Matancillas | city | San Luis Potosi | Mexico | 21.83 | -100.28 | 6935 | 1808 |
| Matancillas | city | San Luis Potosi | Mexico | 22.59 | -101.14 | 6709 | 2613 |
| Matanzas | city | San Luis Potosi | Mexico | 23.64 | -100.88 | 8389 | 596 |
| Matanzas | city | San Luis Potosi | Mexico | 21.83 | -100.28 | 6935 | 1808 |
| Matanzas | city | San Luis Potosi | Mexico | 22.80 | -100.97 | 5328 | 1506 |
| Matas | city | San Luis Potosi | Mexico | 21.94 | -101.31 | 7043 | 2384 |
| Matehuala | city | San Luis Potosi | Mexico | 23.65 | -100.64 | 5141 | 22411 |
| Matehuala | city | San Luis Potosi | Mexico | 22.16 | -101.00 | 6204 | 140926 |
| Matlaca | city | San Luis Potosi | Mexico | 21.34 | -98.83 | 830 | 34343 |
| Matlalapa | city | San Luis Potosi | Mexico | 21.43 | -98.89 | 830 | 17639 |
| Matlapa | city | San Luis Potosi | Mexico | 21.34 | -98.83 | 830 | 34343 |
| Matlapita | city | San Luis Potosi | Mexico | 21.37 | -98.69 | 830 | 9162 |
| Matorral | city | San Luis Potosi | Mexico | 22.90 | -101.25 | 6709 | 1192 |
| Matorral | city | San Luis Potosi | Mexico | 22.36 | -100.28 | 3733 | 5443 |
| Matorral Guanamé | city | San Luis Potosi | Mexico | 22.90 | -101.25 | 6709 | 1192 |
| Maugey Mocho | city | San Luis Potosi | Mexico | 23.55 | -100.89 | 9228 | 596 |
| Mauteyo | city | San Luis Potosi | Mexico | 21.34 | -98.91 | 830 | 34148 |
| Maya Mil | city | San Luis Potosi | Mexico | 22.14 | -100.94 | 6164 | 139381 |
| Mayte | city | San Luis Potosi | Mexico | 21.60 | -98.94 | 984 | 18889 |
| Maytia | city | San Luis Potosi | Mexico | 21.55 | -98.90 | 830 | 21193 |
| Maytla | city | San Luis Potosi | Mexico | 21.50 | -98.93 | 994 | 20960 |
| Mazatetl | city | San Luis Potosi | Mexico | 21.27 | -98.80 | 1669 | 29964 |