| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Mutsuna Shimmachi (岡崎市) | 444-0846 |
| Postal/ZIP Codes in Myodaijicho (岡崎市) | 444 |
| Postal/ZIP Codes in Myodaijichooiri (岡崎市) | 444-0865 |
| Postal/ZIP Codes in Myodaijihommachi (岡崎市) | 444-0860 |
| Postal/ZIP Codes in Myokencho (岡崎市) | 444-3612 |
| Postal/ZIP Codes in Nakadacho (岡崎市) | 444-0836 |
| Postal/ZIP Codes in Nakaganecho (岡崎市) | 444-3605 |
| Postal/ZIP Codes in Nakaicho (岡崎市) | 444-3446 |
| Postal/ZIP Codes in Nakainishicho (岡崎市) | 444-3449 |
| Postal/ZIP Codes in Nakajimacho (岡崎市) | 444-0226 |
| Postal/ZIP Codes in Nakajimahigashimachi (岡崎市) | 444-0223 |
| Postal/ZIP Codes in Nakajimanakamachi (岡崎市) | 444-0224 |
| Postal/ZIP Codes in Nakajimanishimachi (岡崎市) | 444-0225 |
| Postal/ZIP Codes in Nakamachi (岡崎市) | 444-0015 |
| Postal/ZIP Codes in Nakamuracho (岡崎市) | 444-0215 |
| Postal/ZIP Codes in Nakanogocho (岡崎市) | 444-0242 |
| Postal/ZIP Codes in Nakaokazakicho (岡崎市) | 444-0921 |
| Postal/ZIP Codes in Nakazonocho (岡崎市) | 444-0942 |