| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in 10-Ku, Hokkaido (１０区) | 079-0510 |
| Postal/ZIP Codes in 11-Ku, Hokkaido (１１区) | 079-0511 |
| Postal/ZIP Codes in 1-Ku, Hokkaido (１区) | 079-0501 |
| Postal/ZIP Codes in 2-Ku, Hokkaido (２区) | 079-0502 |
| Postal/ZIP Codes in 3-Ku, Hokkaido (３区) | 079-0503 |
| Postal/ZIP Codes in 4-Ku, Hokkaido (４区) | 079-0504 |
| Postal/ZIP Codes in 5-Ku, Hokkaido (５区) | 079-0505 |
| Postal/ZIP Codes in 6-Ku, Hokkaido (６区) | 079-0506 |
| Postal/ZIP Codes in 7-Ku, Hokkaido (７区) | 079-0507 |
| Postal/ZIP Codes in 8-Ku, Hokkaido (８区) | 079-0508 |
| Postal/ZIP Codes in 9-Ku, Hokkaido (９区) | 079-0509 |
| Postal/ZIP Codes in Others, Hokkaido (その他) | 079-0500 |