| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Sidorkin | city | Belgorodskaya Oblast' | Russia | 50.6002778 | 38.6016667 | 544 | 40060 |
| Sidorovka | city | Belgorodskaya Oblast' | Russia | 50.6952778 | 37.4105556 | 797 | 2730 |
| Simonovka | city | Belgorodskaya Oblast' | Russia | 50.8241667 | 37.9780556 | 770 | 2823 |
| Sinaidino | city | Belgorodskaya Oblast' | Russia | 50.8844444 | 35.9069444 | 675 | 4117 |
| Sirotino | city | Belgorodskaya Oblast' | Russia | 50.4816667 | 37.4822222 | 761 | 2626 |
| Sitnoye | city | Belgorodskaya Oblast' | Russia | 50.7330556 | 35.9511111 | 698 | 3926 |
| Sitnyanka | city | Belgorodskaya Oblast' | Russia | 50.2166667 | 37.9825 | 534 | 2315 |
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