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Colorado > Denver. The city of Denver is in the state of Colorado. It has the following active area codes: 303. 720. Denver, CO has the following Exchanges (NXX) List of all area codes in Denver, CO. Denver, CO area code map, list, and phone lookup.
To find information on a specific area code, use the area code lookup that makes it easy to find an area code by number and gives detailed information including city/state, timezone, and area code maps.
Aug 18, 2024 · This Area Code Finder map tool shows area codes on Google Maps. Find a particular area code with the 'Find area code' box in the lower left corner of the map, or use the 'Search places' box above the map to find the area code for an address or place.
- This Area Codes map tool shows area codes on Google Maps. Use the 'Search places' box above the map to search for an area code by address, or searc...
- This Telephone Area Codes map tool shows a map of area codes overlaid on Google Maps. Use the 'Search places' box above the map to search for an ar...
Area codes 303, 720 and 983 are telephone area codes in the North American Numbering Plan for the north-central portion of the U.S. state of Colorado. The numbering plan area comprises Denver and Boulder, as well as their surrounding suburbs, including Lakewood, Littleton, Longmont, Broomfield, Aurora, and Castle Rock.
Area code 303 is the original area code assigned to the entire state when the first nationwide telephone numbering plan was created in 1947. Today it only serves the greater Denver Metropolitan Area. Area codes 720 and 983 are overlay codes for today's 303 numbering plan area (NPA).
Find 303 area code details including city, time zone, and map. Lookup area code 303 phone number, name, and location.
Find the local area code for Denver, Colorado. Our complete calling resource guide instantly gives you the the Denver area code and local time to help you make your long distance call to Denver, Colorado.
