| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Wadena, Wadena | S0A 0C1, S0A 4J0 |
| Postal/ZIP Codes in Watson, Wadena | S0K 0B8, S0K 4V0 |
| Postal/ZIP Codes in West Bend, Wadena | S0A 4M0 |
| Postal/ZIP Codes in Wishart, Wadena | S0A 0H2, S0A 4R0 |
| Postal/ZIP Codes in Wynyard, Wadena | S0A 0G1, S0A 4T0 |