| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Khối 1, Sơn La) | 363601 |
| Postal/ZIP Codes in Khối 10, Sơn La) | 363611 |
| Postal/ZIP Codes in Khối 11, Sơn La) | 363612 |
| Postal/ZIP Codes in Khối 12, Sơn La) | 363613 |
| Postal/ZIP Codes in Khối 13, Sơn La) | 363614 |
| Postal/ZIP Codes in Khối 14, Sơn La) | 363615 |
| Postal/ZIP Codes in Khối 15, Sơn La) | 363616 |
| Postal/ZIP Codes in Khối 16, Sơn La) | 363617 |
| Postal/ZIP Codes in Khối 2, Sơn La) | 363602 |
| Postal/ZIP Codes in Khối 3, Sơn La) | 363603 |
| Postal/ZIP Codes in Khối 4, Sơn La) | 363604 |
| Postal/ZIP Codes in Khối 5, Sơn La) | 363605 |
| Postal/ZIP Codes in Khối 6, Sơn La) | 363606 |
| Postal/ZIP Codes in Khối 7, Sơn La) | 363607 |
| Postal/ZIP Codes in Khối 8, Sơn La) | 363608 |
| Postal/ZIP Codes in Khối 9, Sơn La) | 363609 |