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Where Is 970 Area Code?

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Database Updated: July 16, 2025
Colorado Phone Number Lookups
Where Is 970 Area Code?

Where is Area Code 970?

Area code 970 is primarily allocated to the northern and western portions of Colorado. It encompasses several major cities, counties, and communities that extend from the Front Range to the Western Slope. Notable localities include:

  • Fort Collins
  • Greeley
  • Loveland
  • Grand Junction
  • Durango
  • Steamboat Springs
  • Montrose

The region also covers parts of the following counties:

  • Larimer County
  • Weld County
  • Mesa County
  • Montezuma County
  • Moffat County

Local regulations and planning for telecommunications services in this area fall under the oversight of the Colorado Public Utilities Commission official website. For in-person inquiries related to telecommunication oversight, individuals may visit the main office located at 1560 Broadway #250, Denver, CO 80202.

What time zone is 970 area code in the USA?

The 970 area code is situated in the Mountain Time Zone. Most cities and counties observing 970 experience Daylight Saving Time (DST) adjustments. Clocks move forward by one hour in the spring and revert back to standard time in the fall. Further details about time standards and official timekeeping can be found through the National Institute of Standards and Technology resources.

History of the 970 Area Code

The 970 area code was introduced in 1995 following a split from the 303 area code, which was nearing exhaustion due to rapid population growth and increased demand for telephone lines. Under the administration of the North American Numbering Plan, this partition helped accommodate new subscribers in Colorado’s high-growth regions.

In recent years, the Colorado Public Utilities Commission and the FCC telephone service guidelines have periodically evaluated the capacity of existing area codes. Overlays and splits are occasionally initiated to prevent number depletion. For the 970 region, stakeholders considered new overlay possibilities when forecasting additional growth in mobile and landline usage.

How Many People Use the 970 Area Code?

An estimated 1.2 million residents and businesses utilize area code 970 phone numbers, according to recent assessments based on data from the U.S. Census Bureau official data. This figure reflects both residential lines and commercial accounts in various rural and urban communities throughout northern and western Colorado.

Population coverage includes communities in mid-sized cities, smaller towns, and rural counties. These areas often rely on stable and reliable communication lines, which are regulated and monitored by entities such as the Colorado Department of Local Affairs, headquartered at 1313 Sherman St., Denver, CO 80203, to ensure critical services remain connected.

Is the 970 Area Code Toll-Free?

The 970 area code is a geographic area code, meaning it is not toll-free. Calls made to or from 970 numbers are subject to standard local or long-distance charges, depending on the caller’s service plan and location. Toll-free numbers typically begin with area codes like 800, 888, 877, 866, 855, 844, or 833, all of which are distinct from 970.

Consumers seeking further guidance on the cost of calls or the classification of geographic vs. toll-free numbers may consult the Colorado Public Utilities Commission official website or contact the Federal Communications Commission in person at 45 L Street NE, Washington, DC 20554 for more details and updated regulations.

 

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