| Overlay area codes |
Location |
Notes
|
| Added |
Base
|
| 557
|
314
|
St. Louis, Missouri (communities such as, but not limited to, St. Louis, Overland, Bridgeton, Florissant, Webster Groves, Creve Coeur, Kirkwood and Sappington)
|
Initial overlay area code plan was announced October 24, 2000. New 557 area code was announced in February 2022 and went into effect August 12, 2022. https://wiki.riteme.site/wiki/Area_codes_314_and_557
|
| 324
|
904
|
Jacksonville, Jacksonville Beach, Fernandina Beach, Orange Park and surrounding communities
|
|
| 220
|
740
|
Central and southeastern Ohio
|
|
| 223
|
717
|
South Central Pennsylvania
|
|
| 224
|
847
|
Northern suburbs of Chicago, Illinois
|
|
| 226, 382, 548
|
519
|
Southwestern Ontario
|
|
| 234
|
330
|
Akron-Canton and Warren-Youngstown areas in Ohio
|
|
| 236, 672, 778
|
604, 250
|
British Columbia
|
|
| 227, 240
|
301
|
Washington, D.C. suburbs and panhandle of Maryland
|
|
| 249
|
705
|
Northeastern and central Ontario
|
|
| 267, 445
|
215
|
Philadelphia, Pennsylvania area and a small portion of its Pennsylvania suburbs
|
|
| 272
|
570
|
Northeastern Pennsylvania, including the cities of Scranton, Wilkes-Barre, and Williamsport
|
|
| 279
|
916
|
Sacramento, California and surrounding suburbs
|
|
| 281, 346, 832
|
713
|
Greater Houston, Texas
|
|
| 289, 365
|
905
|
Golden Horseshoe region of Ontario, including suburban Toronto, Hamilton, Oshawa, and the Niagara Peninsula in Ontario
|
|
| 321
|
407
|
Central Florida
|
In addition to being the sole area code in the Space Coast region around the Kennedy Space Center, this is the only partial overlay area code in North America
|
| 323
|
213
|
Central Los Angeles, incl. Downtown L.A. and Hollywood
|
|
| 326
|
937
|
Southwest Ohio
|
|
| 331
|
630
|
Western suburbs of Chicago
|
|
| 332, 646 , 917
|
212
|
New York City borough of Manhattan, except for the Marble Hill neighborhood, which is physically connected to The Bronx and uses 718
|
|
| 339
|
781
|
Suburban Boston, Massachusetts and most of the South Shore region
|
|
| 341
|
510
|
San Francisco East Bay
|
|
| 343
|
613
|
Ottawa and eastern Ontario
|
|
| 347, 929
|
718
|
New York City boroughs of The Bronx, Brooklyn, Queens, and Staten Island, as well as Marble Hill, a Manhattan neighborhood directly connected to The Bronx[2]
|
|
| 351
|
978
|
North-central and most of northeastern Massachusetts
|
|
| 364
|
270
|
Western half of Kentucky, including the Purchase area, the Western Coal Fields, and most of the Pennyrile[3]
|
|
| 367, 581
|
418
|
Eastern Quebec
|
|
| 368, 587, 825
|
780, 403
|
Alberta
|
|
| 380
|
614
|
Columbus, Ohio, and suburbs
|
|
| 385
|
801
|
Along the Wasatch Front of Utah, including Salt Lake City, Provo–Orem, and Ogden
|
|
| 424
|
310
|
Southwestern Los Angeles County, California
|
|
| 430
|
903
|
Northeastern Texas
|
|
| 431
|
204
|
Manitoba
|
|
| 437, 647
|
416
|
Toronto, Ontario
|
|
| 438
|
514
|
Island of Montreal, Quebec
|
|
| 442
|
760
|
Southeastern California
|
|
| 443, 667
|
410
|
Baltimore metropolitan area and the Eastern Shore of Maryland
|
|
| 447
|
217
|
Central Illinois
|
|
| 448
|
850
|
Florida Panhandle, including Tallahassee and Pensacola
|
|
| 458
|
541
|
Most of Oregon, excluding its northwestern part
|
|
| 464
|
708
|
Near western suburbs and southern suburbs of Chicago
|
|
| 469, 972
|
214
|
Eastern portion of the Dallas–Fort Worth metroplex in and around Dallas, Texas
|
|
| 470, 678
|
404, 770
|
Atlanta metropolitan area, Georgia
|
|
| 474
|
306
|
Saskatchewan
|
|
| 475
|
203
|
Southwestern Connecticut
|
|
| 484
|
610
|
Eastern and parts of southeastern Pennsylvania
|
|
| 531
|
402
|
Eastern Nebraska
|
|
| 539
|
918
|
Northeastern Oklahoma
|
|
| 551
|
201
|
Northeastern New Jersey
|
|
| 564
|
360
|
Western Washington
|
564 initially overlays only 360, but will expand to overlay 206, 253, and 425 as those area codes run out of numbers[4]
|
| 567
|
419
|
Northwestern Ohio, including Toledo and Lima
|
|
| 571
|
703
|
Northern Virginia
|
|
| 572
|
405
|
Central Oklahoma, including greater Oklahoma City
|
|
| 582
|
814
|
Central and western Pennsylvania, including Altoona, DuBois, and Erie
|
|
| 587
|
403, 780
|
Alberta
|
|
| 628
|
415
|
San Francisco, Marin County and small portions of San Mateo County
|
|
| 629
|
615
|
Nashville, Tennessee
|
|
| 639
|
306
|
Saskatchewan
|
|
| 640
|
609
|
Central and southeast New Jersey
|
|
| 657
|
714
|
Northern Orange County, California
|
|
| 658
|
876
|
Jamaica
|
|
| 659
|
205
|
Western and central Alabama
|
|
| 669
|
408
|
Southern Bay Area in California, encompassing much of Santa Clara County and Silicon Valley[5]
|
|
| 672
|
604, 250
|
British Columbia
|
|
| 680
|
315
|
An area of Upstate New York including parts of Central New York and the North Country, with Syracuse as the main city in the region
|
|
| 681
|
304
|
West Virginia
|
|
| 682
|
817
|
Western part of the Dallas–Fort Worth metroplex, in and around Fort Worth, Texas
|
|
| 689
|
407
|
Orlando, Florida
|
|
| 720, 983
|
303
|
Denver metropolitan area, Colorado
|
|
| 725
|
702
|
Clark County, Nevada
|
|
| 726
|
210
|
San Antonio, Texas
|
|
| 737
|
512
|
Austin, Texas
|
|
| 743
|
336
|
Piedmont Triad, North Carolina including Greensboro, Winston-Salem, and western areas of the Raleigh-Durham metropolitan area.
|
|
| 747
|
818
|
San Fernando Valley, California
|
|
| 754
|
954
|
Broward County, Florida
|
|
| 769
|
601
|
Central Mississippi
|
|
| 771
|
202
|
Washington, D.C.
|
|
| 774
|
508
|
South-central and most of southeastern Massachusetts, including Cape Cod and the Islands
|
|
| 778
|
604, 250
|
British Columbia
|
|
| 779
|
815
|
Northern and north-central Illinois, including the Rockford, Freeport, and Kankakee areas
|
|
| 782
|
902
|
Nova Scotia and Prince Edward Island on 30 November 2014
|
|
| 786, 645
|
305
|
Miami-Dade County, Florida and the Florida Keys
|
|
| 801
|
385
|
Salt Lake City
|
|
| 820
|
805
|
Ventura, Santa Barbara and San Luis Obispo Counties in California
|
|
| 825
|
403, 780
|
Alberta
|
|
| 829, 849
|
809
|
Dominican Republic
|
|
| 839
|
803
|
Central South Carolina
|
|
| 840
|
909
|
Pomona Valley and western San Bernardino County, CA
|
|
| 848
|
732
|
Central New Jersey
|
|
| 857
|
617
|
Boston, Cambridge and Quincy, Massachusetts
|
|
| 858
|
619
|
San Diego, CA and surrounding area
|
|
| 862
|
973
|
Northern New Jersey
|
|
| 872
|
312, 773
|
Chicago, Illinois
|
|
| 873
|
819
|
Gatineau and western Quebec
|
|
| 878
|
412, 724
|
Metro Pittsburgh, Pennsylvania
|
|
| 917
|
212, 332, 347, 646, 718, 929
|
The entirety of New York City (The Bronx, Brooklyn, Manhattan, Queens, and Staten Island)
|
Originally primarily for cellular phones and pagers[2]
|
| 930
|
812
|
Southern Indiana
|
|
| 934
|
631
|
Suffolk County, New York
|
|
| 938
|
256
|
Northern Alabama
|
|
| 939
|
787
|
Puerto Rico
|
|
| 469, 972, 945
|
214
|
Eastern greater Dallas-Fort Worth, TX
|
|
| 947
|
248
|
Oakland County, Michigan
|
|
| 959
|
860
|
Northern and western Connecticut
|
|
| 971
|
503
|
Northwestern Oregon, including the Portland, Salem, and Astoria metropolitan areas
|
|
| 980
|
704
|
Charlotte metropolitan area, North Carolina
|
|
| 984
|
919
|
Raleigh-Durham, North Carolina metropolitan area
|
|
| 986
|
208
|
Idaho
|
|
