Centennial, Colorado

Nearest ZIP codes to Centennial

These are the ZIP codes nearest to Centennial, each listed with the post office it is named after.

Area codes for Centennial

• 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

Centennial is in the Mountain Time zone.

Towns near Centennial

• Inverness1.7 km (1.1 mi)
• Cherry Creek2.1 km (1.3 mi)
• Dove Valley3.2 km (2.0 mi)
• Lone Tree4.8 km (3.0 mi)
• Acres Green4.8 km (3.0 mi)
• Greenwood5 km (3.1 mi)
• Meridian5.1 km (3.2 mi)
• Grand View Estates6.4 km (4.0 mi)