Sierra County ZIP Codes
New Mexico, United States · 10 codes
Sierra County in New Mexico has 10 ZIP codes, from 87654 to 88042, serving 10 places.
ZIP codes in Sierra
Frequently asked questions
What is the ZIP code of Sierra?
Sierra has 10 ZIP codes, from 87654 to 88042. The table lists the places each one serves.
How many places are listed in Sierra County?
10 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.