| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Rega | city | Sakha (Yakutiya) | Russia | 59.18 | 126.73 | 1929 | 0 |
| Rega-Duxe | city | Chechnya | Russia | 42.85 | 45.65 | 2509 | 1551 |
| Rega-the | city | Chechnya | Russia | 43.10 | 46.13 | 2509 | 3827 |
| Regachevo | city | Leningradskaya Oblast' | Russia | 60.06 | 32.88 | 209 | 0 |
| Regainys | city | Kaliningradskaya Oblast' | Russia | 54.89 | 20.21 | 193 | 298 |
| Regakan | city | Amurskaya Oblast' | Russia | 52.90 | 133.60 | 2509 | 0 |
| Regakh | city | Severnaya Osetiya-Alaniya | Russia | 42.66 | 44.04 | 8389 | 1054 |
| Regehnen | city | Kaliningradskaya Oblast' | Russia | 54.89 | 20.21 | 193 | 298 |
| Regety | city | Chechnya | Russia | 43.10 | 46.13 | 2509 | 3827 |
| Reginfel'd | city | Krasnodarskiy Kray | Russia | 46.40 | 40.20 | 334 | 2586 |
| Reginfel’d | city | Krasnodarskiy Kray | Russia | 46.40 | 40.20 | 334 | 2586 |
| Regiomonte | city | Kaliningradskaya Oblast' | Russia | 54.71 | 20.51 | 29 | 102022 |
| Regishevskaya | city | Vologodskaya Oblast' | Russia | 60.47 | 43.37 | 830 | 149 |
| Regisjevskaja | city | Vologodskaya Oblast' | Russia | 60.47 | 43.37 | 830 | 149 |
| Regita | city | Chechnya | Russia | 43.10 | 46.13 | 2509 | 3827 |
| Regmasova | city | Leningradskaya Oblast' | Russia | 60.42 | 34.23 | 311 | 0 |
| Regmasovo | city | Leningradskaya Oblast' | Russia | 60.42 | 34.23 | 311 | 0 |
| Regochevo | city | Leningradskaya Oblast' | Russia | 60.06 | 32.88 | 209 | 0 |
| Regotsevo | city | Leningradskaya Oblast' | Russia | 60.06 | 32.88 | 209 | 0 |
| Regozero | city | Kareliya | Russia | 65.47 | 31.26 | 830 | 0 |
| Regyčiai | city | Kaliningradskaya Oblast' | Russia | 54.87 | 20.64 | 82 | 536 |