Plain

City ZIP codes · New Mexico

Gallup, NM ZIP Codes

3 ZIP codes use the postal name Gallup, New Mexico (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 2 residential and 1 for PO boxes or a single organization. Gallup's most populous ZIP code is 87301, with 21,755 people (ACS 2020-2024); 46% of its land is in the city of Gallup.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Gallup's ZIP codes?

87301: $59k median household income87305: $45k median household income873058730187301: $59k median household income87305: $45k median household income873058730187301: $59k median household income87305: $45k median household income8730587301
The 2 residential ZIP codes named Gallup, 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 Gallup

Residential ZIP codes with the postal name Gallup, NM, largest first (ACS 2020-2024); sort by any column
County
87301 McKinley County 21,755 551 $59k $169k
87305 McKinley County 1,952 16 $45k $57k

Download the 3 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).

PO Box and single-organization ZIP codes in Gallup

1 ZIP code named Gallup has no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

Gallup, NM: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
87302McKinley County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do Gallup's ZIP codes reach?

Gallup's residential ZIP codes lie in McKinley County.

Which places do Gallup's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Gallup's residential ZIP codes cover Gallup itself and 3 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • Catalpa Canyon census-designated 87305
  • Crestview census-designated 87301
  • Pinehaven census-designated 87305

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

Which first three digits do Gallup'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 Gallup starts with 873.

Three-digit prefixes of Gallup'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 Gallup's
PrefixSectional centerHereAll codes
873 Albuquerque, NM (SCF 870) 3 24

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