ZIP Code 87545 – Los Alamos, NM
Los Alamos, New Mexico · Los Alamos County · Mountain time
| ZIP code | 87545 |
|---|---|
| City | Los Alamos |
| State | New Mexico |
| County | Los Alamos County |
| Population | Not published (no Census ZIP area) |
| Time zone | Mountain · local time |
| ZIP type | PO box or unique ZIP (no Census area) |
| Center (lat, long) | 35.8639, -106.2953 |
Area codes in this area
These are the area codes that most often serve ZIP 87545 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Map
Nearby ZIP codes
About ZIP 87545
ZIP code 87545 is assigned to Los Alamos, New Mexico. It lies in Los Alamos County. It is a PO-box-only or single-address ZIP, so the Census Bureau does not publish an area for it; the location shown is approximate. The closest neighboring ZIP is 87547 (White Rock), about 6.1 miles away.
Every address in 87545 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.
Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources