| Locality | Post Code |
|---|---|
| Gjógv, Sunda | 476 |
| Haldórsvík, Sunda | 440 |
| Hósvík, Sunda | 420 |
| Hvalvík, Sunda | 430 |
| Langasandur, Sunda | 438 |
| Nesvík, Sunda | 437 |
| Norðskáli, Sunda | 460 |
| Oyrarbakki, Sunda | 400 |
| Oyri, Sunda | 450 |
| Saksun, Sunda | 436 |
| Streymnes, Sunda | 435 |
| Tjørnuvík, Sunda | 445 |