| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Garmerwolde, Groningen | 9798 |
| Postal/ZIP Codes in Glimmen, Groningen | 9756 |
| Postal/ZIP Codes in Groningen, Groningen | 9711, 9712, 9713, 9714, 9715, … |
| Postal/ZIP Codes in Haren, Groningen | 9751, 9752, 9753 |
| Postal/ZIP Codes in Harkstede, Groningen | 9614 |
| Postal/ZIP Codes in Lageland, Groningen | 9622, 9623 |
| Postal/ZIP Codes in Lellens, Groningen | 9794 |
| Postal/ZIP Codes in Meerstad, Groningen | 9613 |
| Postal/ZIP Codes in Noordlaren, Groningen | 9479 |
| Postal/ZIP Codes in Onnen, Groningen | 9755 |
| Postal/ZIP Codes in Sint Annen, Groningen | 9796 |
| Postal/ZIP Codes in Ten Boer, Groningen | 9791 |
| Postal/ZIP Codes in Ten Post, Groningen | 9792 |
| Postal/ZIP Codes in Thesinge, Groningen | 9797 |
| Postal/ZIP Codes in Winneweer, Groningen | 9793 |
| Postal/ZIP Codes in Woltersum, Groningen | 9795 |