North Slope County ZIP Codes
Alaska, United States · 9 codes
North Slope County in Alaska has 9 ZIP codes, from 99721 to 99791, serving 9 places.
ZIP codes in North Slope
Frequently asked questions
What is the ZIP code of North Slope?
North Slope has 9 ZIP codes, from 99721 to 99791. The table lists the places each one serves.
How many places are listed in North Slope County?
9 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.