| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Kandatsu, Niigata (神立) | 949-6102 |
| Postal/ZIP Codes in Mikuni, Niigata (三国) | 949-6212 |
| Postal/ZIP Codes in Mitsumata, Niigata (三俣) | 949-6211 |
| Postal/ZIP Codes in Others, Niigata (その他) | 949-6100 |
| Postal/ZIP Codes in Tsuchidaru, Niigata (土樽) | 949-6103 |
| Postal/ZIP Codes in Yuzawa, Niigata (湯沢) | 949-6101 |
| Postal Codes in Minamiuonuma | |
|---|---|
| Postal/ZIP Codes in Yuzawa (湯沢町) | |