The 303 area code belongs to the state of Colorado (CO) and some of the locations covered are Aurora, Denver, Lakewood and more:
| State | Larger cities in area code 303 | Time Zone |
|---|---|---|
| CO Colorado |
Arvada, Aurora, Boulder, Brighton, Broomfield, Castle Rock, Castlewood, Columbine, Commerce City, Denver, Englewood, Erie, Evergreen, Fort Lupton, Frederick, Golden, Highlands Ranch, Ken Karyl, Lafayette, Lakewood, Littleton, Longmont, Louisville, Niwot, Northglenn, Parker, Southglenn, Thornton, Westminster, Wheat Ridge More cities |
MOUNTAIN Current time is
08:26:27 AM |
| -- overlaid by area code 720 -- | ||