Los Alamos County ZIP Codes
New Mexico, United States · 3 codes
Los Alamos County in New Mexico has 3 ZIP codes, from 87544 to 87547, serving 3 places.
ZIP codes in Los Alamos
Frequently asked questions
What is the ZIP code of Los Alamos?
Los Alamos has 3 ZIP codes, from 87544 to 87547. The table lists the places each one serves.
How many places are listed in Los Alamos County?
3 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.