What area code is 303? The area code 303 is located in Colorado and it serves Denver, Aurora, Lakewood, Thornton, Arvada, Westminster, Centennial, Boulder, Highlands Ranch, Longmont, and some other surrounding cities. The area code 303 was created on January 1, 1947 and was first put to use on January 1, 1947. The top
What area code is 720? The area code 720 is located in Colorado and it serves Denver, Aurora, Lakewood, Thornton, Arvada, Westminster, Centennial, Boulder, Highlands Ranch, Longmont, and some other surrounding cities. The area code 720 was created from area code 303 on March 3, 1998, and was first put to use on June 1,
What area code is 719? The area code 719 is located in Colorado and it serves Colorado Springs, Pueblo, Security-Widefield, Pueblo West, Fountain, Cimarron Hills, Fort Carson, Black Forest, Trinidad, and some other surrounding cities. The area code 719 was created from area code 303 on March 27, 1987, and was first put to use
What area code is 970? The area code 970 is located in Colorado and it serves Fort Collins, Greeley, Loveland, Grand Junction, Clifton, Montrose, Windsor, Evans, Durango, Sterling, Fruita, Steamboat Springs, Fort Morgan, and some other surrounding cities. The area code 970 was created from area code 303 on September 21, 1994, and was first
