| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Maria Alta | city | Ica | Peru | -13.49 | -76.03 | 1200 | 686 |
| Maria Cruz | city | Lambayeque | Peru | -6.75 | -79.86 | 3 | 156374 |
| Maria Del Pilar | city | Lambayeque | Peru | -6.65 | -79.73 | 364 | 14539 |
| Maria Huayta | city | Ancash | Peru | -9.01 | -77.53 | 13809 | 4470 |
| Maria Josefa | city | Ancash | Peru | -9.08 | -77.65 | 16010 | 2414 |
| Mariaca | city | Ica | Peru | -14.00 | -75.74 | 1669 | 51507 |
| Mariaca | city | Cusco | Peru | -13.46 | -72.08 | 11840 | 11546 |
| Mariagan | city | Huanuco | Peru | -9.20 | -76.73 | 7929 | 2429 |
| Mariahuachac | city | Ancash | Peru | -10.40 | -77.47 | 9228 | 330 |
| Mariahuaylla | city | Cusco | Peru | -13.62 | -72.17 | 14268 | 2042 |
| Mariapata | city | Huanuco | Peru | -9.90 | -76.40 | 8389 | 4675 |
| Mariapayachana | city | Huancavelica | Peru | -13.37 | -74.92 | 13428 | 215 |
| Marias | city | Huanuco | Peru | -9.61 | -76.71 | 10068 | 4571 |
| Marias | city | Huanuco | Peru | -9.58 | -76.41 | 11748 | 1964 |
| Mariatana | city | Lima | Peru | -12.23 | -76.33 | 12588 | 1158 |
| Maribamba | city | Ancash | Peru | -8.97 | -77.28 | 10068 | 3947 |
| Maribamba | city | Ancash | Peru | -8.34 | -77.46 | 6709 | 6141 |
| Maricocha | city | Lima | Peru | -11.10 | -76.94 | 13569 | 781 |
| Marihuacha | city | Ancash | Peru | -10.40 | -77.47 | 9228 | 330 |
| Marihuire | city | Arequipa | Peru | -15.75 | -71.42 | 14386 | 149 |
| Marilcas | city | Piura | Peru | -5.05 | -79.86 | 5426 | 8166 |
| Marilcas Ciudad | city | Piura | Peru | -5.05 | -79.86 | 5426 | 8166 |
| Marilucaa | city | Ancash | Peru | -8.89 | -78.50 | 862 | 23095 |
| Marimar Alto | city | Ancash | Peru | -9.08 | -78.58 | 3 | 590 |
| Marin | city | Lima | Peru | -11.26 | -76.98 | 7549 | 1144 |
| Marina | city | Loreto | Peru | -2.53 | -73.56 | 830 | 149 |
| Marinera | city | San Martin | Peru | -6.54 | -76.46 | 925 | 24929 |
| Maringa | city | Junin | Peru | -11.03 | -74.70 | 1669 | 4437 |
| Marinunes | city | La Libertad | Peru | -7.23 | -79.48 | 111 | 20301 |
| Mariposa | city | Junin | Peru | -11.40 | -74.75 | 5111 | 447 |
| Mariposa | city | Ayacucho | Peru | -15.19 | -73.85 | 10068 | 185 |
| Mariposa Leyva | city | La Libertad | Peru | -7.77 | -79.25 | 3 | 34014 |
| Maripujio | city | Arequipa | Peru | -15.07 | -72.29 | 15108 | 683 |
| Maripujo | city | Cusco | Peru | -14.10 | -71.33 | 12696 | 4369 |
| Mariscal Benavides | city | Amazonas | Peru | -6.39 | -77.50 | 5029 | 4348 |
| Mariscal Caceres | city | Huancavelica | Peru | -12.53 | -74.93 | 11325 | 5496 |
| Mariscal Caceres | city | Junin | Peru | -11.34 | -75.49 | 9652 | 2699 |
| Mariscal Castilla | city | Arequipa | Peru | -16.39 | -71.58 | 7598 | 286032 |
| Mariscal Castilla | city | Lima | Peru | -11.93 | -76.70 | 3349 | 47338 |
| Mariscal Castilla | city | Junin | Peru | -10.80 | -75.25 | 2805 | 4135 |
| Mariscal Castilla | city | La Libertad | Peru | -7.94 | -78.58 | 9228 | 5950 |
| Mariscal Castilla | city | La Libertad | Peru | -7.30 | -79.43 | 39 | 22339 |
| Mariscal Castilla | city | Loreto | Peru | -8.00 | -74.79 | 830 | 523 |
| Mariscal Castilla | city | San Martin | Peru | -6.72 | -76.40 | 977 | 1304 |
| Mariscal Castilla | city | Junin | Peru | -11.31 | -74.61 | 2723 | 6062 |
| Mariscal Castilla | city | Loreto | Peru | -4.46 | -73.44 | 364 | 371 |
| Mariscal Castilla | city | San Martin | Peru | -6.90 | -76.26 | 1145 | 2177 |
| Mariscal Cáceres | city | Junin | Peru | -11.49 | -74.53 | 4189 | 596 |
| Mariscal Cáceres | city | Junin | Peru | -11.39 | -75.49 | 12933 | 2755 |
| Mariscal Cáceres | city | Huancavelica | Peru | -12.39 | -74.86 | 12942 | 10199 |
| Mariscal La Mar | city | La Libertad | Peru | -7.27 | -79.41 | 830 | 22811 |
| Mariscal La Mar | city | La Libertad | Peru | -7.24 | -79.41 | 396 | 23308 |
| Maritama | city | Lima | Peru | -10.72 | -76.85 | 11174 | 1037 |
| Maritana | city | Huancavelica | Peru | -12.57 | -74.91 | 13015 | 5677 |
| Mariátegui | city | Lambayeque | Peru | -6.71 | -79.86 | 19 | 130572 |