| Place | Post Code |
|---|---|
| Bamsiakelu, Nsong | 797101 |
| Khelma, Nsong | 797110 |
| Lalong, Nsong | 797101 |
| N. Song, Nsong | 797101 |
| Nchan, Nsong | 797101 |
| Ngam, Nsong | 797101 |
| Nsong Vill, Nsong | 797101 |
| Nzauna, Nsong | 797101 |
| Old Ngaulong, Nsong | 797101 |
| All postal codes in Peren | |
|---|---|
| Athibung, Peren | |
| Jalukie, Peren | |
| Kebai Khelma, Peren | |
| Nsong, Peren | |
| Pedi, Peren | |
| Peren, Peren | |
| Tening, Peren | |