Find the last 4 digits (ZIP+4) for an address in 81120

ZIP 81120, Antonito, CO is filled in. Just type the street address.

Addresses are checked through our secure proxy. Bot checks use Cloudflare Turnstile. Each device can run 5 live checks per day; repeats of the same address are free.

ZIP Code 81120 – Antonito, CO

Antonito, Colorado · Conejos County · Mountain time

ZIP code81120
CityAntonito
StateColorado
CountyConejos CountyRio Arriba County
Population1,832
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area893.53 sq mi
Center (lat, long)37.1953, -106.3494

Area codes in this area

970

These are the area codes that most often serve ZIP 81120 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

81140 La Jara · 12.6 mi81124 Capulin · 14.7 mi81128 Chromo · 16.9 mi81129 Conejos · 19.1 mi81148 Romeo · 20.1 mi81141 Manassa · 25.2 mi87520 Chama · 26.9 mi81144 Monte Vista · 27.3 mi

About ZIP 81120

ZIP code 81120 is assigned to Antonito, Colorado. It crosses 2 counties; most of its land is in Conejos County. Its Census area covers about 893.53 square miles of land. The closest neighboring ZIP is 81140 (La Jara), about 12.6 miles away.

Every address in 81120 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources