Cook Islands Address Format
Per the UPU addressing guide, Cook Islands mail runs smallest to largest: recipient, P.O. Box number (street delivery is rare outside Avarua), then the island name (RAROTONGA, AITUTAKI...) as the locality line, then the country. A village or district name (Arorangi, Titikaveka...) may be added on the island line for clarity. Limited public documentation on street-level delivery conventions.
Standard format
P.O. Box number (no postal codes) rules
| Field name | P.O. Box number (no postal codes) |
|---|---|
| Format | N/A - no postal code system (N = digit, A = letter) |
| Rule | The Cook Islands has no postal code system. Almost all mail is delivered to P.O. Boxes at post offices (mainly Avarua, Rarotonga), with the island name as the locality line. |
Fields used in Cook Islands
| State / region | No |
|---|---|
| Street address | Yes — "Street address / P.O. Box" locally |
| P.O. Box | Yes |
FAQ
What postal code format does Cook Islands use?
The Cook Islands has no postal code system. Almost all mail is delivered to P.O. Boxes at post offices (mainly Avarua, Rarotonga), with the island name as the locality line.
How do you write an address in Cook Islands?
Cook Islands addresses are written from the smallest unit to the largest. Per the UPU addressing guide, Cook Islands mail runs smallest to largest: recipient, P.O. Box number (street delivery is rare outside Avarua), then the island name (RAROTONGA, AITUTAKI...) as the locality line, then the country. A village or district name (Arorangi, Titikaveka...) may be added on the island line for clarity. Limited public documentation on street-level delivery conventions.
Does Cook Islands use postal codes?
No. The Cook Islands has no postal code system. Almost all mail is delivered to P.O. Boxes at post offices (mainly Avarua, Rarotonga), with the island name as the locality line.
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Sources
- https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/cokEn.pdf
- https://www.upu.int/UPU/media/upu/documents/PostCode/ManualAddressing.pdf