US & Canada · Phone number reference
Where is that area code?
Find the region, time zone and overlay codes behind a phone number. Browse 40 guides, with numbering details checked against NANPA on September 21, 2026.
An area code identifies a numbering region, not a caller’s current location or identity. For a business line, availability depends on the numbers offered when you sign up.
United States
District of Columbia
DC · Eastern Time
Seattle and nearby communities
WA · Pacific Time
Manhattan
NY · Eastern Time
Dallas metropolitan area
TX · Central Time
Philadelphia and southeastern Pennsylvania
PA · Eastern Time
Northern Minnesota
MN · Central Time
Northwestern Indiana
IN · Eastern and Central Time
Tacoma and southern Puget Sound
WA · Pacific Time
Northeastern Indiana
IN · Eastern Time
Denver and the Front Range
CO · Mountain Time
Miami-Dade and the Florida Keys
FL · Eastern Time
Westside and South Bay
CA · Pacific Time
Central Chicago
IL · Central Time
Western Washington outside the core metro codes
WA · Pacific Time
Northern Florida outside the Jacksonville core
FL · Eastern Time
Eastern Nebraska
NE · Central Time
Atlanta core
GA · Eastern Time
San Francisco and Marin
CA · Pacific Time
Eastside and north of Seattle
WA · Pacific Time
760-region overlay
CA · Pacific Time
541-region overlay
OR · Mountain and Pacific Time
Greater Atlanta overlay
GA · Eastern Time
Central and southeastern Massachusetts
MA · Eastern Time
Austin and Central Texas
TX · Central Time
Southwestern Ohio
OH · Eastern Time
Oregon outside the northwest corner
OR · Mountain and Pacific Time
Seattle and 360-region overlay
WA · Pacific Time
Macomb County, Michigan
MI · Eastern Time
Phoenix metropolitan area
AZ · Mountain Time
Eastern Kentucky
KY · Eastern and Central Time
Boston and nearby communities
MA · Eastern Time
San Diego metropolitan area
CA · Pacific Time
Las Vegas and southern Nevada
NV · Pacific Time
Houston metropolitan area
TX · Central Time
Central Indiana outside Indianapolis
IN · Eastern Time
Chicago outside the central 312 region
IL · Central Time
San Diego metropolitan area
CA · Pacific Time
Chicago overlay
IL · Central Time
Canada
Put a business number to work.
VeraDial answers calls and captures messages on a US or Canadian line. You can also forward voice calls from an existing carrier number.