Area code 748
Area code 748 is a telephone area code in the North American Numbering Plan. It serves Colorado, the United States.
- 748area code
- COColorado
- UScountry
- 7-Jul-25in service
How to dial a 748 number
From within the United States and Canada, dial 1, then 748, then the seven-digit number. From another country, dial your international access code, then +1 748 and the seven-digit number.
Area code 748 covers the same territory as 970. When several area codes share one area like this, it is called an overlay.
Other area codes in Colorado
Frequently asked questions
Where is area code 748?
Area code 748 serves Colorado, the United States.
What is the country code for a 748 number?
Numbers with North American area codes use the country calling code +1.