The 970 area code, which covers northern and western Colorado, is expected to run out in early 2026. ... So, telephone customers in the 970 area code region who request new service, ...

Especially in Northern Colorado, where eight of the 10 fastest growing communities in the state are in our service area," Donnelly told CBS News Colorado's Dillon Thomas.

Courtesy Colorado State Forest Service A map showing planned mitigation efforts on the northern slope of Pikes Peak. The work mentioned in the article below is shown in teal.

The Colorado Public Utilities Commission said Monday that, starting in 2026, residents requesting new phone line services in northern and western Colorado will be assigned the new 748 area code.