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County ZIP codes · Colorado · FIPS 08033

Dolores County, CO ZIP Codes

Dolores County, Colorado has 5 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 3 of the residential ones extend into a neighboring county.

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Dolores County?

81320 · Cahone: –81323 · Dolores: $75k81324 · Dove Creek: $72k81325 · Egnar: $57k81332 · Rico: $104k813238132581324813208133281320 · Cahone: –81323 · Dolores: $75k81324 · Dove Creek: $72k81325 · Egnar: $57k81332 · Rico: $104k813238132581324813208133281320 · Cahone: –81323 · Dolores: $75k81324 · Dove Creek: $72k81325 · Egnar: $57k81332 · Rico: $104k81323813258132481320
The residential ZIP codes of Dolores County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024).<$54.1k$98.1k+no figure

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

All 5 residential ZIP codes in Dolores County

Residential ZIP codes mainly in Dolores County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
81323 Dolores 5,191 7 $75k $392k 52%
81324 Dove Creek 1,815 4 $72k $223k 53%
81332 Rico 414 13 $104k $560k 100%
81320 Cahone 242 2 – $335k 100%
81325 Egnar 95 0 $57k $400k 51%

Download the 5 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

3 ZIP codes of Dolores County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Dolores County and in the neighboring counties
ZIPIn DoloresElsewhere
8132352%Montezuma County48%
8132453%San Juan County47%
8132551%San Miguel County49%

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

Which first three digits do Dolores County'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 Dolores County starts with 813.

Three-digit prefixes of Dolores County'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 Dolores County's
PrefixSectional centerHereAll codes
813Albuquerque, NM (SCF 870)517

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