. To start a free reverse phone lookup, simply enter the full 10-digit number (including the 748 area code) below and access available caller information such as name, address, and more.
Federal Data
State Data
County Data
City Data
Phone numbers with the 748 area code originate from the western and northern regions of Colorado.
Area code 748 is an overlay of area code 970. Area code 970 was established on April 2, 1995. Area code 748 was activated on July 7, 2025. Ten-digit dialing is required in this region.
Area code 748 is a General Purpose Code which was placed in service on January 1, 1947.
Our reverse phone lookup will analyze the three-digit prefix of any 748 area code phone number and will show which telecommunications company and rate center it was initially assigned to. This prefix code data may help to determine the U.S. carrier, Colorado geographic region, and local calling area associated with the phone number.
| Company | Number of Prefixes |
|---|
| Rate Center | Number of Prefixes |
|---|
Lookup phone numbers starting with other Colorado area codes:
Colorado Reverse Lookup ➜