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 ...

Move over 303. Colorado is set to introduce its sixth area code in 2026. On Monday, the Colorado Department of Regulatory Agencies Public Utility Commission announced that starting in the first ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — Colorado is no longer known ...

COLORADO, USA — While March 3 may not hold any special meaning for most of the country, the unofficial holiday of "303 Day" takes on special meaning for Coloradans. We all know Coloradans don't really ...

DENVER — With more and more people moving to Denver, the city is running out of useable phone numbers with its current 303 and 720 area codes. The Colorado Public Utilities Commission (PUC) projects ...

Come 2026 there will be a new way to distinguish longtime locals from transplants: their area code. Beginning in the first quarter of 2026, telephone customers in the 970-area code overlay regional ...