Firestone, Colorado

ZIP codes in Firestone

Area codes for Firestone

• 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

Firestone is in the Mountain Time zone.

Towns near Firestone

• Frederick1.7 km (1.1 mi)
• Dacono3.3 km (2.1 mi)
• Fort Lupton11.5 km (7.1 mi)
• Erie12.7 km (7.9 mi)
• Longmont13.1 km (8.1 mi)
• Mead14.6 km (9.1 mi)
• Aristocrat Ranchettes15 km (9.3 mi)
• Platteville16 km (9.9 mi)