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City ZIP codes · New Mexico

Alamogordo, NM ZIP Codes

2 ZIP codes use the postal name Alamogordo, New Mexico (Census 2020 ZCTAs and GeoNames postal codes, October 2026), all residential. Alamogordo's most populous ZIP code is 88310, with 36,983 people (ACS 2020-2024); 4% of its land is in the city of Alamogordo.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Alamogordo's ZIP codes?

88310: $57k median household income88311: $17k median household income8831088310: $57k median household income88311: $17k median household income8831088310: $57k median household income88311: $17k median household income88310
The 2 residential ZIP codes named Alamogordo, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

All 2 residential ZIP codes of Alamogordo

Residential ZIP codes with the postal name Alamogordo, NM, largest first (ACS 2020-2024); sort by any column
County
88310 Otero County 36,983 60 $57k $173k
88311 Otero County 493 207 $17k –

Download the 2 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

Which counties do Alamogordo's ZIP codes reach?

Alamogordo's residential ZIP codes lie in Otero County.

Which places do Alamogordo's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Alamogordo's residential ZIP codes cover Alamogordo itself and 1 other place, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do Alamogordo's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Alamogordo starts with 883.

Three-digit prefixes of Alamogordo's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Alamogordo's
PrefixSectional centerHereAll codes
883 El Paso, TX (SCF 798) 2 33

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.