| Locality | Postal Code |
|---|---|
| Alag Shulun, Okinsky district (Алаг-Шулун) | 671030 |
| Balakta, Okinsky district (Балакта) | 671030, 671030 |
| Bokson, Okinsky district (Боксон) | 671030 |
| Botogol, Okinsky district (Ботогол) | 671030 |
| Khara-Khuzhir, Okinsky district (Хара-Хужир) | 671030 |
| Khurga, Okinsky district (Хурга) | 671030 |
| Khuzhir, Okinsky district (Хужир) | 671030, 671182 |
| Okinsky, Okinsky district (Окинский) | 671030 |
| Orlik, Okinsky district (Орлик) | 671030 |
| Samarta, Okinsky district (Самарта) | 671030 |
| Sayany, Okinsky district (Саяны) | 671030 |
| Sharza, Okinsky district (Шарза) | 671030 |
| Shasnur, Okinsky district (Шаснур) | 671030 |
| Sorok, Okinsky district (Сорок) | 671030 |
| Subarya, Okinsky district (Субаря) | 671030 |
| Zun-Kholba, Okinsky district (Зун-Холба) | 671030 |