Find the last 4 digits (ZIP+4) for an address in 80030

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ZIP Code 80030 – Westminster, CO

Westminster, Colorado · Adams County · Mountain time

ZIP code80030
CityWestminster
StateColorado
CountyAdams County
Population15,427
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area2.64 sq mi
Center (lat, long)39.8308, -105.0375

Area codes in this area

303720983

These are the area codes that most often serve ZIP 80030 (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

80035 Westminster · 0.4 mi80036 Westminster · 0.4 mi80003 Arvada · 1.5 mi80221 Denver · 1.7 mi80031 Westminster · 3 mi80260 Denver · 3.1 mi80001 Arvada · 3.3 mi80006 Arvada · 3.3 mi

About ZIP 80030

ZIP code 80030 is assigned to Westminster, Colorado. It lies in Adams County. Its Census area covers about 2.64 square miles of land. The closest neighboring ZIP is 80035 (Westminster), about 0.4 miles away.

Every address in 80030 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