Find the last 4 digits (ZIP+4) for an address in 80520

ZIP 80520, Firestone, CO is filled in. Just type the street address.

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ZIP Code 80520 – Firestone, CO

Firestone, Colorado · Weld County · Mountain time

ZIP code80520
CityFirestone
StateColorado
CountyWeld County
Population1,140
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area0.59 sq mi
Center (lat, long)40.1141, -104.9334

Area codes in this area

303720983

These are the area codes that most often serve ZIP 80520 (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

80530 Frederick · 1 mi80514 Dacono · 3.2 mi80504 Longmont · 6.2 mi80516 Erie · 6.3 mi80621 Fort Lupton · 7 mi80542 Mead · 9 mi80501 Longmont · 9.6 mi80502 Longmont · 9.6 mi

About ZIP 80520

ZIP code 80520 is assigned to Firestone, Colorado. It lies in Weld County. Its Census area covers about 0.59 square miles of land. The closest neighboring ZIP is 80530 (Frederick), about 1 miles away.

Every address in 80520 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