Castle Pines, Colorado

Nearest ZIP codes to Castle Pines

This is the ZIP code nearest to Castle Pines, each listed with the post office it is named after.

Area codes for Castle Pines

• 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

Castle Pines is in the Mountain Time zone.

Towns near Castle Pines

• Stepping Stone7.1 km (4.4 mi)
• Castle Rock7.6 km (4.7 mi)
• Parker8.6 km (5.3 mi)
• Sierra Ridge8.7 km (5.4 mi)
• Meridian9.4 km (5.8 mi)
• Grand View Estates9.8 km (6.1 mi)
• Stonegate10 km (6.2 mi)
• Lone Tree10 km (6.2 mi)