Area Codes Directory
Explore U.S. area codes, the states they cover, how many ZIP codes they connect to, and jump to detailed lookup pages.
304
West Virginia
ZIPs
850
Cities
744
Pop.
1,853,463
207
Maine, New Hampshire
ZIPs
487
Cities
459
Pop.
1,328,644
814
Pennsylvania
ZIPs
465
Cities
416
Pop.
1,352,890
402
Nebraska
ZIPs
420
Cities
338
Pop.
1,480,291
570
Pennsylvania
ZIPs
417
Cities
380
Pop.
1,555,301
870
Arkansas
ZIPs
416
Cities
390
Pop.
1,139,658
606
Kentucky
ZIPs
413
Cities
401
Pop.
932,296
701
North Dakota, South Dakota
ZIPs
407
Cities
373
Pop.
689,170
406
Montana
ZIPs
404
Cities
360
Pop.
999,148
724
Pennsylvania
ZIPs
400
Cities
383
Pop.
1,563,456
804
Virginia
ZIPs
385
Cities
305
Pop.
2,051,468
605
South Dakota
ZIPs
384
Cities
362
Pop.
824,790
518
New York
ZIPs
383
Cities
315
Pop.
1,392,958
217
Illinois
ZIPs
369
Cities
318
Pop.
1,148,424
716
New York
ZIPs
358
Cities
268
Pop.
2,431,090
530
California, Oregon
ZIPs
356
Cities
244
Pop.
1,756,910
315
New York
ZIPs
352
Cities
311
Pop.
1,469,868
573
Missouri
ZIPs
346
Cities
321
Pop.
1,186,719
540
Virginia
ZIPs
343
Cities
267
Pop.
1,630,101
740
Ohio
ZIPs
338
Cities
331
Pop.
1,553,555
618
Illinois
ZIPs
335
Cities
322
Pop.
1,244,725
715
Wisconsin
ZIPs
329
Cities
318
Pop.
1,205,193
785
Kansas
ZIPs
323
Cities
285
Pop.
787,511
812
Indiana
ZIPs
323
Cities
264
Pop.
1,507,882