Area Code 748 at a Glance
| Area code | 748 |
| Region | Colorado |
| Country | United States |
| Primary timezone | America/Denver |
| Dialing format | +1 (748) NXX-XXXX |
Frequently Asked Questions
Where is area code 748?
Area code 748 serves Colorado, United States.
Who is calling me from area code 748?
A call from area code 748 most likely originates from Colorado, but caller ID can be spoofed. If an unknown caller asks for personal or payment information, hang up and call the organization back on its official number.
How do I dial a 748 number?
Within North America: dial 1-748 followed by the 7-digit number. From abroad: your international prefix (like 00 or +), then 1 748 and the number.