| Postal Code | Area | |
|---|---|---|
| 399-0013 | Yoshikawahirata (芳川平田) | View |
| 399-0014 | Hirata Higashi (平田東) | View |
| 399-0015 | Hirata Nishi (平田西) | View |
| 399-0021 | Kotobukitoyooka (寿豊丘) | View |
| 399-0022 | Matsubara (松原) | View |
| 399-0023 | Uchida (内田) | View |
| 399-0024 | Kotobukikoaka (寿小赤) | View |
| 399-0025 | Kotobukidai (寿台) | View |
| 399-0026 | Kotobukinaka (寿中) | View |
| 399-0027 | Kotobuk Minami (寿南) | View |
| 399-0031 | Yoshikawakoya (芳川小屋) | View |
| 399-0032 | Yoshikawamuraimachi (芳川村井町) | View |
| 399-0033 | Sasaga (笹賀) | View |
| 399-0034 | Nomizo Higashi (野溝東) | View |
| 399-0035 | Murai-machi Kita (村井町北) | View |
| 399-0036 | Murai-machi Minami (村井町南) | View |
| 399-0037 | Murai-machi Nishi (村井町西) | View |
| 399-7401 | Gojo (五常) | View |
| 399-7402 | Aida (会田) | View |
| 399-7403 | Anazawa (穴沢) | View |