| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Akselholm, Holmstrup | 4450 |
| Postal/ZIP Codes in Brokøb, Holmstrup | 4440, 4450 |
| Postal/ZIP Codes in Bromølle, Holmstrup | 4450 |
| Postal/ZIP Codes in Dønnerup, Holmstrup | 4440, 4450, 4450 |
| Postal/ZIP Codes in Holmstrup, Holmstrup | 4450, 4470 |
| Postal/ZIP Codes in Kajemose, Holmstrup | 4450 |
| Postal/ZIP Codes in Katrinebjerg, Holmstrup | 4440 |
| Postal/ZIP Codes in Rønnekilde, Holmstrup | 4450 |