| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Borgenhaugen, Sarpsborg | 1738, 1739 |
| Postal/ZIP Codes in Grålum, Sarpsborg | 1712, 1714 |
| Postal/ZIP Codes in Greåker, Sarpsborg | 1718, 1719 |
| Postal/ZIP Codes in Hafslundsøy, Sarpsborg | 1734 |
| Postal/ZIP Codes in Ise, Sarpsborg | 1730 |
| Postal/ZIP Codes in Klavestadhaugen, Sarpsborg | 1743 |
| Postal/ZIP Codes in Sarpsborg, Sarpsborg | 1706, 1707, 1708, 1709, 1710, … |
| Postal/ZIP Codes in Skjeberg, Sarpsborg | 1746, 1747 |
| Postal/ZIP Codes in Varteig, Sarpsborg | 1735 |
| Postal/ZIP Codes in Yven, Sarpsborg | 1715 |