Overlay Area Codes by State/Province

State Old Overlay code(s) Usage notes
🇺🇸 United States 🇺🇸
AL 205 205 & 659 Birmingham, Tuscaloosa, central Alabama
256 256 & 938 Huntsville, northern Alabama
AR 870 870 & 327 most of the state, Jonesboro, Pine Bluff; not Little Rock, Fayetteville, Ft. Smith; effective
Note: in early 2025, Arkansas is planning a “boundary elimination” overlay, erasing the boundaries between 501, 479, and 870 & 327, creating a single statewide overlay; details t.b.a.
AZ 602
480
623
602 & 480 & 623 Phoenix metro area; the 602/480/623 split was erased, creating the 602 & 480 & 623 overlay, effective
CA





CA





CA
209 209 & 350 Stockton, Modesto
213
323
213 & 323 (& 738) Downtown Los Angeles; existing area codes 213 and 323 merged into an overlay; 738 will be added on
310 310 & 424 Malibu to San Pedro (Los Angeles area)
408 408 & 669 San Jose, “Silicon Valley”
415 415 & 628 San Francisco, Marin County
510 510 & 341 Oakland, Fremont, Richmond
(530) 530 (& 837) Redding, Lake Tahoe
(559) 559 (& 357) Fresno ()
619
858
619 & 858 San Diego & La Jolla; existing area codes 619 and 858 merged into an overlay
707 707 & 369 Santa Rosa, Napa, north coast
714 714 & 657 Anaheim, northern Orange County
760 760 & 442 Escondido/north San Diego County, Palm Springs, Death Valley
805 805 & 820 Santa Barbara, Ventura, San Luis Obispo
818 818 & 747 San Fernando Valley (Los Angeles area)
909 909 & 840 San Bernardino, Ontario
916 916 & 279 Sacramento
CO 303 303 & 720 & 983 Denver
(970) 970 (& 748) Grand Junction, northern and western
CT 203 203 & 475 Stamford, New Haven, NYC suburbs, southwestern corner
860 860 & 959 Hartford, most of the state
DC 202 202 & 771 Washington, D.C.
FL 305 305 & 786 & 645 Miami/Dade County and the Florida Keys
407 407 & 321@ & 689 Orlando area; “Space Coast” is 321 only; (689 was added as an overlay on the 407 & 321 [Orlando] area — but not on the 321-only area [Space Coast] — effective )
561 561 & 728 Palm Beach County
813 813 & 656 Tampa
850 850 & 448 Florida Panhandle, Tallahassee, Pensacola
904 904 & 324 Jacksonville; (retained 7D local calls until just before the overlay)
954 954 & 754 Fort Lauderdale
GA 404 … & 678✻ & 470✻ & 943✻ Atlanta; 678, 470, and 943 all overlay 404 (central Atlanta) and 770 (suburbs)
770
706 706 & 762 northern GA: Columbus, Athens, Rome
ID 208 208 & 986 entire state of Idaho
IL 217 217 & 447 Champaign, Springfield
309 309 & 861 Bloomington, Peoria, Quad Cities
312
773
312 & 872✻
773 & 872✻
Chicago (entire city), 872 overlays both 312 (downtown) and 773 (elsewhere) areas
618 618 & 730 East St. Louis, southern Illinois
630 630 & 331 Aurora, some Chicago suburbs
708 708 & 464 La Grange, some suburbs south or west of Chicago
815 815 & 779 Rockford, Joliet
847 847 & 224 north suburbs of Chicago
IN 317 317 & 463 Indianapolis and suburbs; note: 463 spells IND
812 812 & 930 Evansville, southern third of the state
KY 270 270 & 364 western tip, Bowling Green, Hopkinsville
(LA) (318) 318 (& 457) Shreveport, Alexandria;
MA 508 508 & 774 SE Mass., Cape Cod
617 617 & 857 Boston
781 781 & 339 Boston suburbs
978 978 & 351 NE Mass.
MD 301 301 & 240 & 227 Washington suburbs, southern/western Md.
410 410 & 443 & 667 Baltimore, northern/eastern Md.
MI 248 248 & 947 Oakland County (Detroit suburbs)
(313) 313 (& 679) Detroit, effective ; 313 retains 7-digit local calls until the overlay
(734) 734 (& 679) suburbs south and west of Detroit; the 313 & 679 overlay [] will later expand to cover 734, exact date t.b.d.; 734 retains 7-digit local calls until the overlay
(MN) (507) 507 (& 924) Rochester, Mankato, southern; overlay planned for
MO 314 314 & 557 St. Louis
(573) 573 (& 235) Columbia, Jefferson City, Cape Girardeau; (retains 7D local calls until the overlay)
816 816 & 975 Kansas City
MS 601 601 & 769 Jackson, Hattiesburg, central
NC 336 336 & 743 Greensboro, High Point, Winston-Salem
704 704 & 980 Charlotte
910 910 & 472 Fayetteville, Wilmington
919 919 & 984 Raleigh, Durham
NE 402 402 & 531 Omaha, Lincoln, eastern and north central Nebraska
NJ 201 201 & 551 Jersey City, northeast
609 609 & 640 Trenton, Atlantic City
732 732 & 848 New Brunswick, Jersey shore
973 973 & 862 Newark, northwest
NV 702 702 & 725 Las Vegas
NY 212
718
212 & 646 & 332 New York City: 917✻ overlays 212 & 646 & 332 (Manhattan)
and 718 & 347 & 929 (Bronx, Brooklyn, Queens, Staten I.)
718 & 347 & 929
& 917✻
315 315 & 680 Syracuse, Utica
516 516 & 363 Nassau County (Long Island)
518 518 & 838 Albany, northeastern
631 631 & 934 Suffolk County (eastern half of Long Island)
716 716 & 624 Buffalo, western tip
845 845 & 329 Poughkeepsie, West Point, suburbs north of NYC (except Westchester County);
OH 330 330 & 234 Akron, Canton, Youngstown
419 419 & 567 Toledo
440 440 & 436 Ashtabula, Lorain
513 513 & 283 Cincinnati; 283 overlay originally planned for 2001, finally happened
614 614 & 380 Columbus
740 740 & 220 Marion, Zanesville, southeastern
937 937 & 326 Dayton
OK 405 405 & 572 Oklahoma City
918 918 & 539 Tulsa
OR 503 503 & 971 Portland, Salem, Tillamook, Astoria, concentrated overlay
541 541 & 458 Eugene, Corvallis, Bend, Medford; the rest of Oregon
PA 215 215 & 267 & 445 Philadelphia
610 610 & 484 & 835 Philadelphia suburbs
412 412 & 878✻ Pittsburgh area; 878 overlays both 412 and 724 areas
724 724 & 878✻
570 570 & 272 Scranton, Wilkes-Barre
717 717 & 223 Harrisburg
814 814 & 582 Erie, Altoona
PR 787 787 & 939 Puerto Rico
SC 803 803 & 839 Columbia, central SC
843 843 & 854 Charleston, coastal areas
(864) 864 (& 821) Greenville, northwestern, effective
TN (423) 423 (& 729) Chattanooga, Bristol, effective
615 615 & 629 Nashville
TX 210 210 & 726 San Antonio; (726 spells SAN)
214 214 & 972 & 469 &945 Dallas
512 512 & 737 Austin
713 713 & 281 & 832 & 346 (& 621) Houston; (Area code 621 will be added to the overlay on )
817 817 & 682 Fort Worth
903 903 & 430 Tyler, Texarkana, northeast
UT 801 801 & 385 Salt Lake City, Ogden, Provo
VA 540 540 & 826 Roanoke, outer Washington suburbs
703 703 & 571 Washington, D.C., suburbs
757 757 & 948 Norfolk, Portsmouth, Virginia Beach
804 804 & 686 Richmond, Petersburg
WA 360 360 & 564 Western Washington State, including Bellingham, Olympia, Vancouver; excluding Seattle metro area
(206)
(253)
(425)
... (& 564✻) Seattle metro area; 564 overlay will expand to include 206 on and later 425 and 253 as those area codes run out of available numbers
WI 608 608 & 353 Madison, southwestern
715 715 & 534 Eau Claire, northern/northwestern
920 920 & 274 Green Bay, northeastern, eff. 2012 2014 2024 finally happened
WV 304 304 & 681 entire state
🇨🇦 Canada 🇨🇦
AB 403
780
& 587✻ & 825✻ & 368✻ entire province: 587, 825 and 368 overlay both 403 (Calgary, south) and 780 (Edmonton, north)
BC 604
250
& 778✻ & 236✻ & 672✻ (& 257✻) entire province: 778, 236, and 672 (plus 257 • ) now overlay all of both 604 (Vancouver) and 250 (not Vancouver) areas
MB 204 204 & 431 & 584 entire province
NB 506 506 & 428 New Brunswick (entire province) • Nouveau-Brunswick (l’ensemble de la province); overlay/‌recouvrement postponed/‌remis:
NL 709 709 & 879 Newfoundland & Labrador (entire province); overlay 2018 2022 2023
NS
PE
902 902 & 782 Nova Scotia & Prince Edward Island (both provinces)
ON 416 416 & 647 & 437 (& 942) city of Toronto; (& 942 •
519 519 & 226 & 548 & 382 London, Windsor, southwestern Ontario
613 613 & 343 & 753 Ottawa, eastern Ontario
705 705 & 249 & 683 Sudbury, Sault Ste. Marie, north central
905 905 & 289 & 365 & 742 Toronto suburbs, Niagara Falls
QC 418 418 & 581 & 367 Québec city, Gaspé
450 450 & 579 & 354 Laval, Longueuil, suburbs of Montréal
514 514 & 438 & 263 Montréal
819 819 & 873 & 468 Sherbrooke, Gatineau-Hull, Trois-Rivières, Kuujjuaq
SK 306 306 & 639 & 474 entire province
• The only geographic area codes in Canada that do not have overlays planned are 807 (northwest Ontario) and 867 (Yukon, NWT, and Nunavut)
Les seuls indicatifs canadiens qui ne prévoient pas de recouvrement sont le 807 (le nord-ouest de l‘Ontario) et le 867 (le Yukon, les TNO, et le Nunavut)
Elsewhere
DO 809 809 & 829 & 849 🇩🇴 Dominican Republic
JM 876 876 & 658 🇯🇲 Jamaica