Customers in the 303/720 area code region who request ... Originally implemented in 1947, the 303 area code served the entire state of Colorado. In 1988, the 719 code was created when the 303 ...

That's when the state added a fourth area code. 720 showed up in 1998 to help cover the same metro area as the 303 area code. RELATED: Colorado lawmakers aim to make Juneteenth a state holiday ...

DENVER (CBS4) - The new area code for the Denver metro area is now in effect. The Colorado Public Utilities Commission says 983 is joining 303 and 720. The new area code is covering Denver and ...

CDRA said that the 303 and 720 area codes are expected to run out of available phone numbers by the end of 2022. The new area code will not ... to slow across the state.” The majority of people ...