US Minor Outlying Islands Address Format
US format (smallest to largest) applies, but only Wake Island has a working address, via the military APO system: recipient, unit/organization, then 'APO AP 96898' as the city/state/ZIP line. Limited public documentation exists for street-level addressing on the islands; the other atolls have no postal delivery at all.
Standard format
ZIP code (US military mail only) rules
| Field name | ZIP code (US military mail only) |
|---|---|
| Format | N/A - no civilian postal code system (US military mail only) (N = digit, A = letter) |
| Rule | The US Minor Outlying Islands have no civilian postal service; most islands are uninhabited wildlife refuges. The only regular mail path is USPS military mail to Wake Island (APO AP 96898) for base personnel. Johnston Atoll's former military ZIP (APO AP 96558) closed with the base in 2004. Midway, Palmyra and the other islands receive no regular mail delivery. |
Fields used in US Minor Outlying Islands
| State / region | No |
|---|---|
| Street address | Yes |
| P.O. Box | No |
FAQ
What postal code format does US Minor Outlying Islands use?
The US Minor Outlying Islands have no civilian postal service; most islands are uninhabited wildlife refuges. The only regular mail path is USPS military mail to Wake Island (APO AP 96898) for base personnel. Johnston Atoll's former military ZIP (APO AP 96558) closed with the base in 2004. Midway, Palmyra and the other islands receive no regular mail delivery.
How do you write an address in US Minor Outlying Islands?
US Minor Outlying Islands addresses are written from the smallest unit to the largest. US format (smallest to largest) applies, but only Wake Island has a working address, via the military APO system: recipient, unit/organization, then 'APO AP 96898' as the city/state/ZIP line. Limited public documentation exists for street-level addressing on the islands; the other atolls have no postal delivery at all.
Does US Minor Outlying Islands use postal codes?
No. The US Minor Outlying Islands have no civilian postal service; most islands are uninhabited wildlife refuges. The only regular mail path is USPS military mail to Wake Island (APO AP 96898) for base personnel. Johnston Atoll's former military ZIP (APO AP 96558) closed with the base in 2004. Midway, Palmyra and the other islands receive no regular mail delivery.
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