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1. en.wikipedia.org › wiki › List_of_Colorado_area_codesList of Colorado area codes - Wikipedia

   en.wikipedia.org › wiki › List_of_Colorado_area_codes

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   Clickable map of Colorado area codes in blue (with bordering states). The U.S. state of Colorado is served by five telephone area codes of the North American Numbering Plan (NANP). Area code 303 is the original area code assigned to the entire state when the first nationwide telephone numbering plan was created in 1947.

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3. en.wikipedia.org › wiki › Area_codes_303,_720,_and_983Area codes 303, 720, and 983 - Wikipedia

   en.wikipedia.org › wiki › Area_codes_303,_720,_and_983

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   Clickable map of Colorado area codes in blue (with bordering states). 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.

4. www.wirefly.com › area-codes › coloradoBoulder, CO Area Codes: List, Map, and Phone Lookup | Wirefly

   www.wirefly.com › area-codes › colorado

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   Sep 1, 2017 · Boulder, CO Area Codes: List, Map, and Phone Lookup. The city of Boulder is in the state of Colorado. It has the following active area codes:

5. en.wikipedia.org › wiki › Boulder,_ColoradoBoulder, Colorado - Wikipedia

   en.wikipedia.org › wiki › Boulder,_Colorado

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   Boulder is the principal city of the Boulder metropolitan statistical area, which had 330,758 residents in 2020, and is part of the Front Range Urban Corridor. Boulder is located at the base of the foothills of the Rocky Mountains , at an elevation of 5,430 feet (1,655 m) above sea level.

6. 24timezones.com › Colorado › area-codesColorado Area Codes - World Time Clock & Map

   24timezones.com › Colorado › area-codes

   Area code lookup. Colorado is currently using 4 area codes. 303. Denver, Aurora, Lakewood, Thornton, Arvada, Westminster, Boulder, Longmont, Broomfield, Castle Rock. 719. Colorado Springs, Pueblo, Fountain, Canon City, Alamosa, Trinidad, Lamar, Woodland Park, La Junta, Monument. 720.

7. www.countrycallingcodes.com › us-area-codesBoulder, Colorado Area Codes - CountryCallingCodes

   www.countrycallingcodes.com › us-area-codes

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   Find the local area code for Boulder, Colorado. Our complete calling resource guide instantly gives you the the Boulder area code and local time to help you make your long distance call to Boulder, Colorado.

8. People also ask

   What area codes are in Colorado?

   • Clickable map of Colorado area codes in blue (with bordering states). 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.

   Area codes 303, 720, and 983 - Wikipedia

   en.wikipedia.org/wiki/Area_codes_303,_720,_and_983

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   Where is boulder located?

   • The city of Boulder is located in the Boulder Valley, where the Rocky Mountains meet the Great Plains. The Flatirons, slabs of sedimentary stone tilted up on the foothills, are located west of the city, and are a widely recognized symbol of Boulder. Boulder Creek is the primary flow of water through Boulder.

   Boulder, Colorado - Wikipedia

   en.wikipedia.org/wiki/Boulder,_Colorado

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   Is Boulder a self governing city?

   • Boulder is a home rule municipality, being self-governing under Article XX of the Constitution of the State of Colorado; Title 31, Article 1, Section 202 of the Colorado Revised Statutes. Politically, Boulder is one of the most liberal and Democratic cities in Colorado when viewed from a Federal and State elections lens.

   Boulder, Colorado - Wikipedia

   en.wikipedia.org/wiki/Boulder,_Colorado

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   What racial group is Boulder CO?

   • Boulder is the principal city of the Boulder, CO Metropolitan Statistical Area . Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.

   Boulder, Colorado - Wikipedia

   en.wikipedia.org/wiki/Boulder,_Colorado

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9. www.mapsofworld.com › usa › area-codesBoulder County Area Code, Colorado | Boulder County Area Code Map

   www.mapsofworld.com › usa › area-codes

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   Get information about area code of Boulder County in Colorado. Also find all the counties located in Colorado through area codes map.