New Mexico counties
Every county in New Mexico, with the ZIP codes recorded in each. Pick one to see its full ZIP code list.
- counties
- 33
- ZIP codes
- 427
All New Mexico counties
| County | ZIP codes | Largest city |
|---|---|---|
| Bernalillo County | 48 | Albuquerque |
| Catron County | 7 | Aragon |
| Chaves County | 6 | Roswell |
| Cibola County | 12 | Bluewater |
| Colfax County | 8 | Angel Fire |
| Curry County | 8 | Clovis |
| De Baca County | 3 | Fort Sumner |
| Doña Ana County | 29 | Las Cruces |
| Eddy County | 10 | Artesia |
| Grant County | 18 | Silver City |
| Guadalupe County | 6 | Anton Chico |
| Harding County | 4 | Mills |
| Hidalgo County | 4 | Animas |
| Lea County | 13 | Hobbs |
| Lincoln County | 15 | Ruidoso |
| Los Alamos County | 3 | Los Alamos |
| Luna County | 3 | Deming |
| McKinley County | 22 | Gallup |
| Mora County | 12 | Buena Vista |
| Otero County | 17 | Alamogordo |
| Quay County | 8 | Bard |
| Rio Arriba County | 28 | Espanola |
| Roosevelt County | 10 | Causey |
| San Juan County | 17 | Farmington |
| San Miguel County | 15 | Conchas Dam |
| Sandoval County | 18 | Rio Rancho |
| Santa Fe County | 18 | Santa Fe |
| Sierra County | 10 | Arrey |
| Socorro County | 9 | Claunch |
| Taos County | 21 | Amalia |
| Torrance County | 9 | Cedarvale |
| Union County | 8 | Amistad |
| Valencia County | 8 | Belen |
Scope every county-equivalent recorded in New Mexico. Source Census 2024 county Gazetteer (2024 Gazetteer) and GeoNames US postal codes (2026-07 postal dump). Updated . Names and boundaries follow the Census Bureau's current county-equivalent set, not the NM postal source's older names.