| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Bagan Asam, Toba | 78572 |
| Postal/ZIP Codes in Balai Belungai, Toba | 78572 |
| Postal/ZIP Codes in Belungai Dalam, Toba | 78572 |
| Postal/ZIP Codes in Kampung Baru, Toba | 78572 |
| Postal/ZIP Codes in Lumut, Toba | 78572 |
| Postal/ZIP Codes in Sansat, Toba | 78572 |
| Postal/ZIP Codes in Teraju, Toba | 78572 |
| Postal/ZIP Codes in Teraju Barat, Toba | 78572 |