| Place | Post Code |
|---|---|
| 拓実 (Takujitsu, Hokkaido) | 099-1124 |
| 拓殖 (Takushoku, Hokkaido) | 099-1123 |
| 常盤 (Tokiwa, Hokkaido) | 099-1367 |
| 豊住 (Toyozumi, Hokkaido) | 099-1365 |
| 常元 (Tsunemoto, Hokkaido) | 099-1254 |
| 若木 (Wakagi, Hokkaido) | 099-1118 |
| 若松 (Wakamatsu, Hokkaido) | 099-1112 |
| Postal Codes in Tokoro | |
|---|---|
| Saroma (佐呂間町) | |
| Oketo (置戸町) | |
| Kunneppu (訓子府町) | |