| Place | Post Code |
|---|---|
| Ambarisan, Sidamanik | 21171 |
| Bah Biak, Sidamanik | 21171 |
| Bah Butong 1, Sidamanik | 21171 |
| Bah Butong 2, Sidamanik | 21171 |
| Bahal Gajah, Sidamanik | 21171 |
| Birong Ulu Manriah, Sidamanik | 21171 |
| Bukit Rejo, Sidamanik | 21171 |
| Kebun Sayur Bah Butong, Sidamanik | 21171 |
| Manik Hataran, Sidamanik | 21171 |
| Manik Maraja, Sidamanik | 21171 |
| Manik Rambung, Sidamanik | 21171 |
| Mekar Sidamanik, Sidamanik | 21171 |
| Sarimatondang, Sidamanik | 21171 |
| Sidamanik, Sidamanik | 21171 |
| Tiga Bolon, Sidamanik | 21171 |