Commerce City, Colorado

ZIP codes in Commerce City

Area codes for Commerce City

• Area code 303

  In service since 1947. Shares its area with 720 and 983. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 720

  In service since June 1, 1998. Shares its area with 303 and 983. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 983

  In service since June 17, 2022. Shares its area with 303 and 720. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Commerce City is in the Mountain Time zone.

Towns near Commerce City

• Derby2.7 km (1.7 mi)
• Dupont3.1 km (1.9 mi)
• Welby4.5 km (2.8 mi)
• North Washington5 km (3.1 mi)
• Thornton7.1 km (4.4 mi)
• Sherrelwood7.2 km (4.5 mi)
• Berkley9.1 km (5.7 mi)
• Federal Heights9.5 km (5.9 mi)