| Locality | Post Code |
|---|---|
| Hamamasuku Hamamasu (石狩市) | 061-3101 |
| Hamamasuku Horo (石狩市) | 061-3103 |
| Hamamasuku Kashiwagi (石狩市) | 061-3107 |
| Hamamasuku Kawashimo (石狩市) | 061-3106 |
| Hamamasuku Kumbetsu (石狩市) | 061-3102 |
| Hamamasuku Mita (石狩市) | 061-3108 |
| Hamamasuku Ofuyu (石狩市) | 077-0351 |
| Hamamasuku Okurige (石狩市) | 061-3112 |
| Hamamasuku Tokotan (石狩市) | 061-3104 |
| Hanakawa (石狩市) | 061-3219 |
| Hanakawahigashi (石狩市) | 061-3248 |
| Hanakawahigashi 1-Jo (石狩市) | 061-3261 |
| Hanakawahigashi 2-Jo (石狩市) | 061-3262 |
| Hanakawakita 1-Jo (石狩市) | 061-3211 |
| Hanakawakita 2-Jo (石狩市) | 061-3212 |
| Hanakawakita 3-Jo (石狩市) | 061-3213 |
| Hanakawakita 4-Jo (石狩市) | 061-3214 |
| Hanakawakita 5-Jo (石狩市) | 061-3215 |
| Hanakawakita 6-Jo (石狩市) | 061-3216 |
| Hanakawakita 7-Jo (石狩市) | 061-3217 |
| Hanakawaminami 10-Jo (石狩市) | 061-3210 |
| Hanakawaminami 1-Jo (石狩市) | 061-3201 |
| Hanakawaminami 2-Jo (石狩市) | 061-3202 |
| Hanakawaminami 3-Jo (石狩市) | 061-3203 |
| Hanakawaminami 4-Jo (石狩市) | 061-3204 |
| Hanakawaminami 5-Jo (石狩市) | 061-3205 |