Area Code 748

Colorado

Local time now

…

Time zone

Mountain

Main cities

—

Overlays

970

In service since

2025

When you can make sales calls to 748 numbers

Every day8 AM – 9 PM (federal rule)

In the called person's local time. Guidance, not legal advice.

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Other area codes in Colorado

303719720970983

Questions about area code 748

Where is area code 748?
Area code 748 is in Colorado, covering parts of the state.
What time zone is area code 748?
Mountain time.
When can telemarketers call a 748 number?
Federal rules allow sales calls from 8 AM to 9 PM local time.
Is 748 a toll-free number?
No. 748 is a regular area code for Colorado. Toll-free codes are 800, 833, 844, 855, 866, 877 and 888.