| Locality | Post Code |
|---|---|
| Kamihoromui Kita1-Jo (岩見沢市) | 069-0361 |
| Kamihoromui Minami1-Jo (岩見沢市) | 069-0362 |
| Kamihoromui Minami2-Jo (岩見沢市) | 069-0363 |
| Kamihoromui Minami3-Jo (岩見沢市) | 069-0364 |
| Kamishibuncho (岩見沢市) | 068-0836 |
| Kanekocho (岩見沢市) | 068-0847 |
| Kasugacho (岩見沢市) | 068-0827 |
| Kita1-Jonishi (岩見沢市) | 068-0041 |
| Kita2-Jonishi (岩見沢市) | 068-0042 |
| Kita3-Jonishi (岩見沢市) | 068-0043 |
| Kita4-Jonishi (岩見沢市) | 068-0044 |
| Kita5-Jonishi (岩見沢市) | 068-0045 |
| Kita6-Jonishi (岩見沢市) | 068-0061 |
| Kitahoncho Higashi (岩見沢市) | 068-0057 |
| Kitahoncho Nishi (岩見沢市) | 068-0053 |
| Kitamura Akagawa (岩見沢市) | 068-1213 |
| Kitamura Bibaitappu (岩見沢市) | 068-1214 |
| Kitamura Chuo (岩見沢市) | 068-1212 |
| Kitamura Hokuto (岩見沢市) | 068-1161, 068-1211 |
| Kitamura Horotappu (岩見沢市) | 068-1215 |
| Kitamura Hosei (岩見沢市) | 068-1201 |
| Kitamura Nakagoya (岩見沢市) | 068-1202 |
| Kitamura Onegai (岩見沢市) | 068-1203 |
| Kitamura Sakaemachi (岩見沢市) | 068-1204 |
| Kitamura Sunahama (岩見沢市) | 069-0351 |
| Kitamura Toyosato (岩見沢市) | 068-1205 |