| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Razdol'ye | city | Respublika Mariy-El | Russia | 56.9 | 46.4833333 | 413 | 491 |
| Revolyutsiya | city | Respublika Mariy-El | Russia | 56.15 | 46.25 | 577 | 1443 |
| Rim | city | Respublika Mariy-El | Russia | 56.5833333 | 47.9833333 | 426 | 48231 |
| Romashkina | city | Respublika Mariy-El | Russia | 56.0333333 | 48.35 | 272 | 2063 |
| Ronga | city | Respublika Mariy-El | Russia | 56.7005556 | 48.5138889 | 439 | 1946 |
| Russkaya Lyazhmar | city | Respublika Mariy-El | Russia | 56.8686111 | 49.5077778 | 613 | 2163 |
| Russkaya Senda | city | Respublika Mariy-El | Russia | 56.7877778 | 49.9191667 | 328 | 1636 |
| Russkiy Kugunur | city | Respublika Mariy-El | Russia | 56.7536111 | 49.165 | 570 | 1835 |
| Russkiy Kugushen' | city | Respublika Mariy-El | Russia | 57.0244444 | 49.4816667 | 505 | 1778 |
| Russkiy Kukmor | city | Respublika Mariy-El | Russia | 56.6713889 | 48.1447222 | 377 | 1646 |
| Russkiye Shoi | city | Respublika Mariy-El | Russia | 56.6666667 | 49.1341667 | 505 | 1833 |
| Ruy-Muchash | city | Respublika Mariy-El | Russia | 56.9333333 | 48.95 | 741 | 2059 |
| Ruyal | city | Respublika Mariy-El | Russia | 57.0183333 | 49.6558333 | 426 | 1099 |
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