| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Båtskärsnäs, Kalix | 952 95 |
| Postal/ZIP Codes in Kalix, Kalix | 952 |
| Postal/ZIP Codes in Kalix-Nyborg, Kalix | 952 50 |
| Postal/ZIP Codes in Karlsborgsverken, Kalix | 952 |
| Postal/ZIP Codes in Morjärv, Kalix | 950 42 |
| Postal/ZIP Codes in Påläng, Kalix | 952 04 |
| Postal/ZIP Codes in Risögrund, Kalix | 952 70 |
| Postal/ZIP Codes in Sangis, Kalix | 952 72 |
| Postal/ZIP Codes in Töre, Kalix | 952 |