Alamogordo, NM ZIP Codes
Alamogordo, New Mexico has 2 ZIP codes: for street addresses and for PO boxes.
Mail addressed to Alamogordo covers nearby places too.
Where the 88310 ZIP code reaches
Tap or point to an area to see its ZIP code.Full-size map
88311 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Alamogordo city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Alamogordo
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Alamogordo PO box and business ZIP codes
| ZIP | Type and post office or station |
|---|---|
| 88310 | street delivery Alamogordo |
| 88311 | PO boxes at the Alamogordo post office Alamogordo |
Why your mail may say Alamogordo when you live outside it
Alamogordo ZIP codes also cover Boles Acres, so a letter addressed to Alamogordo can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Otero County property records show which city you are in.
Alamogordo ZIP code questions
What is the main ZIP code for Alamogordo?
88310, the ZIP code of the main Alamogordo post office at 930 12th St.
Which Alamogordo ZIP codes are for PO boxes only?
88311. Mail to it goes to boxes at the post office, not to street addresses.
What county is Alamogordo in?
Otero County.
ZIP codes for towns near Alamogordo
More towns near Alamogordo: Albuquerque, Hobbs, Rio Rancho, Santa Fe, Clovis, West Odessa, Odessa, Midland, Lubbock.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections