| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Mamasevo | city | Ryazanskaya Oblast' | Russia | 55.06 | 40.75 | 334 | 745 |
| Mamonovo | city | Ryazanskaya Oblast' | Russia | 55.25 | 40.30 | 400 | 685 |
| Mamonovo | city | Ryazanskaya Oblast' | Russia | 53.99 | 39.57 | 830 | 2392 |
| Mamosovo | city | Ryazanskaya Oblast' | Russia | 55.06 | 40.75 | 334 | 745 |