| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Sodojimacho (大垣市) | 503-2201 |
| Postal/ZIP Codes in Sonecho (大垣市) | 503-0011 |
| Postal/ZIP Codes in Sotono (大垣市) | 503-0933 |
| Postal/ZIP Codes in Sotonocho (大垣市) | 503-0951 |
| Postal/ZIP Codes in Sugano (大垣市) | 503-2208 |
| Postal/ZIP Codes in Suguecho (大垣市) | 503-0815 |
| Postal/ZIP Codes in Sumiyoshicho (大垣市) | 503-0822 |
| Postal/ZIP Codes in Sunomatacho Futatsugi (大垣市) | 503-0105 |
| Postal/ZIP Codes in Sunomatacho Kamijuku (大垣市) | 503-0103 |
| Postal/ZIP Codes in Sunomatacho Saikawa (大垣市) | 503-0106 |
| Postal/ZIP Codes in Sunomatacho Senirikata (大垣市) | 503-0101 |
| Postal/ZIP Codes in Sunomatacho Shimojuku (大垣市) | 503-0104 |
| Postal/ZIP Codes in Sunomatacho Sunomata (大垣市) | 503-0102 |
| Postal/ZIP Codes in Tachibanacho (大垣市) | 503-0892 |
| Postal/ZIP Codes in Tagishima (大垣市) | 503-0965 |
| Postal/ZIP Codes in Taguchicho (大垣市) | 503-0853 |
| Postal/ZIP Codes in Takabuchi (大垣市) | 503-0958 |
| Postal/ZIP Codes in Takabuchicho (大垣市) | 503-0959 |