Area code (NPA) in-service dates (by date)

(go to list sorted by NPA)

NPA date state/province
⇓ Original 1947 Assignments ⇓
201 New Jersey
202 District of Columbia
203 Connecticut
204 Manitoba
205 Alabama
206 Washington
207 Maine
208 Idaho
212 New York
213 California
214 Texas
215 Pennsylvania
216 Ohio
217 Illinois
218 Minnesota
301 Maryland
302 Delaware
303 Colorado
304 West Virginia
305 Florida
306 Saskatchewan
307 Wyoming
312 Illinois
313 Michigan
314 Missouri
315 New York
316 Kansas
317 Indiana
319 Iowa
401 Rhode Island
402 Nebraska
403 Alberta*
*(until ‎1997-10-21‎, 403 also served all of Yukon and present-day NWT, plus the western part of Nunavut)
404 Georgia
405 Oklahoma
406 Montana
412 Pennsylvania
413 Massachusetts
414 Wisconsin
415 California
416 Ontario
418 Quebec
419 Ohio
501 Arkansas
502 Kentucky
503 Oregon
504 Louisiana
505 New Mexico
512 Texas
513 Ohio
514 Quebec
515 Iowa
517 Michigan
518 New York
601 Mississippi
602 Arizona
603 New Hampshire
604 British Columbia
605 South Dakota
612 Minnesota
613 Ontario
614 Ohio
616 Michigan
617 Massachusetts
618 Illinois
701 North Dakota
702 Nevada
703 Virginia
704 North Carolina
712 Iowa
713 Texas
715 Wisconsin
716 New York
717 Pennsylvania
801 Utah
802 Vermont
803 South Carolina
812 Indiana
814 Pennsylvania
815 Illinois
816 Missouri
901 Tennessee
902 Nova Scotia & Prince Edward Island*
*(until 1955, 902 also served New Brunswick and Newfoundland & Labrador)
913 Kansas
914 New York
915 Texas
916 California
⇑ Original 1947 Assignments ⇑
⇓ Added after 1947 ⇓
219 Indiana
417 Missouri
516 New York
714 California
519 Ontario
813 Florida
817 Texas
918 Oklahoma
912 Georgia
507 Minnesota
607 New York
615 Tennessee
919 North Carolina
308 Nebraska
506 New Brunswick*
*(until 1962, 506 also served Newfoundland & Labrador)
606 Kentucky
608 Wisconsin
509 Washington
808 Hawaii [not previously customer-dialable]
209 California
309 Illinois
318 Louisiana
609 New Jersey
705 Ontario
805 California
806 Texas
819 Quebec*
*(until ‎1997-10-21‎, 819 also served the eastern part of present-day Nunavut)
907 Alaska [not previously customer-dialable]
809 Caribbean*
*(809 originally served as many as 17 island countries & territories, mostly in the Caribbean. Since , 809 serves only the Dominican Republic.)
408 California
707 California
906 Michigan
709 Newfoundland & Labrador
807 Ontario
904 Florida
800 (non-geographic)
900 (non-geographic)
804 Virginia
409 Texas
619 California
700 (non-geographic)
818 California
718 New York
710 US Federal Government
719 Colorado
407 Florida
508 Massachusetts
708 Illinois
908 New Jersey
903 Texas
510 California
410 Maryland
310 California
917 New York
706 Georgia
210 Texas
909 California
456 (non-geographic) [withdrawn ]
600 Canada
910 North Carolina
810 Michigan
610 Pennsylvania
⇑ 0 or 1 as middle digit ⇑
⇓ 2 through 8 as middle digit ⇓
334 Alabama
360 Washington
520 Arizona
970 Colorado
941 Florida
540 Virginia
770 Georgia
860 Connecticut
423 Tennessee
954 Florida
441 Bermuda
541 Oregon
352 Florida
864 South Carolina
573 Missouri
847 Illinois
787 Puerto Rico
888 (non-geographic)
330 Ohio
320 Minnesota
268 Antigua & Barbuda
561 Florida
246 Barbados
664 Montserrat
757 Virginia
758 St Lucia
630 Illinois
345 Cayman Islands
972 Texas
937 Ohio
242 Bahamas
869 St Kitts & Nevis
905 Ontario
773 Illinois
250 British Columbia
281 Texas
562 California
765 Indiana
760 California
264 Anguilla
870 Arkansas
253 Washington
425 Washington
876 Jamaica
248 Michigan
254 Texas
940 Texas
649 Turks & Caicos
240 Maryland
340 US Virgin Islands
443 Maryland
732 New Jersey
868 Trinidad & Tobago
973 New Jersey
626 California
850 Florida
670 Northern Mariana Islands
671 Guam
830 Texas
956 Texas
785 Kansas
920 Wisconsin
650 California
440 Ohio
781 Massachusetts
978 Massachusetts
228 Mississippi
931 Tennessee
435 Utah
284 British Virgin Islands
767 Dominica
660 Missouri
867 Yukon & NWT & Nunavut
473 Grenada
530 California
580 Oklahoma
740 Ohio
734 Michigan
336 North Carolina
678 Georgia
724 Pennsylvania
925 California
252 North Carolina
828 North Carolina
843 South Carolina
256 Alabama
877 (non-geographic)
949 California
784 St Vincent & the Grenadines
323 California
450 Quebec
727 Florida
786 Florida
831 California
651 Minnesota
225 Louisiana
720 Colorado
559 California
570 Pennsylvania
775 Nevada
832 Texas
780 Alberta
361 Texas
661 California
480 Arizona
623 Arizona
270 Kentucky
662 Mississippi
636 Missouri
231 Michigan
856 New Jersey
858 California
267 Pennsylvania
469 Texas
484 Pennsylvania
646 New York
863 Florida
262 Wisconsin
347 New York
337 Louisiana
321 Florida
631 New York
865 Tennessee
936 Texas
979 Texas
763 Minnesota
952 Minnesota
571 Virginia
859 Kentucky
845 New York
641 Iowa
866 (non-geographic)
229 Georgia
478 Georgia
971 Oregon
682 Texas
234 Ohio
620 Kansas
731 Tennessee
985 Louisiana
386 Florida
647 Ontario
563 Iowa
980 North Carolina
339 Massachusetts
351 Massachusetts
774 Massachusetts
857 Massachusetts
989 Michigan
434 Virginia
289 Ontario
251 Alabama
928 Arizona
878 Pennsylvania
276 Virginia
470 Georgia
939 Puerto Rico
586 Michigan
754 Florida
778 British Columbia
585 New York
551 New Jersey
848 New Jersey
862 New Jersey
567 2002-01-01? Ohio
224 Illinois
260 Indiana
574 Indiana
479 Arkansas
772 Florida
239 Florida
269 Michigan
947 Michigan
325 Texas
432 Texas
430 Texas
951 California
684 American Samoa
769 Mississippi
829 Dominican Republic
762 Georgia
424 California
226 Ontario
438 Quebec
779 Illinois
331 Illinois
575 New Mexico
581 Quebec
587 Alberta
657 California
681 West Virginia
385 Utah
747 California
849 Dominican Republic
533 (non-geographic)
872 Illinois
442 California
475 Connecticut
458 Oregon
343 Ontario
938 Alabama
534 Wisconsin
579 Quebec
855 (non-geographic)
544 (non-geographic)
249 Ontario
531 Nebraska
539 Oklahoma
929 New York
721 Sint Maarten
667 Maryland
566 (non-geographic)
984 North Carolina
873 Quebec
431 Manitoba
669 California
365 Ontario
437 Ontario
639 Saskatchewan
236 British Columbia
737 Texas
272 Pennsylvania
844 (non-geographic)
364 Kentucky
577 (non-geographic)
725 Nevada
346 Texas
959 Connecticut
930 Indiana
782 Nova Scotia & Prince Edward Island
628 California
622 Canada
629 Tennessee
220 Ohio
588 (non-geographic)
854 South Carolina
380 Ohio
825 Alberta
743 North Carolina
548 Ontario
934 New York
522 (non-geographic)
463 Indiana
680 New York
833 (non-geographic)
332 New York
564 Washington
986 Idaho
521 (non-geographic)
223 Pennsylvania
838 New York
726 Texas
445 Pennsylvania
279 California
820 California
640 New Jersey
523 (non-geographic)
367 Quebec
658 ‎2018-11-30‎ Jamaica
672 ‎2019-05-04‎ British Columbia
689 Florida
524 (non-geographic)
341 California
659 Alabama
326 Ohio
839 South Carolina
525 (non-geographic)
945 Texas (overlays 214 & 972 & 469)
526 (non-geographic)
840 California (overlays 909)
447 Illinois (overlays 217)
582 Pennsylvania (overlays 814)
572 Oklahoma (overlays 405)
448 Florida (overlays 850)
474 Saskatchewan
742 Ontario (overlays 905 & 289 & 365)
771 Washington, D.C. (overlays 202)
464 Illinois (overlays 708)
656 Florida (overlays 813)
528 2022-03-02   non-geographic (supplements 500)
943 Georgia (overlays 404 & 770 & 678 & 470)
753 2022-03-26 Ontario (overlays 613 & 343)
368 Alberta
948 Virginia (overlays 757)
826 Virginia (overlays 540)
983 Colorado (overlays 303 & 720)
683 Ontario (overlays 705 & 249)
⇓ Upcoming New Area Codes ⇓
(472) (2022-08-02) North Carolina (will overlay 910)
(557) Missouri (will overlay 314)
(835) (2022-09-02) Pennsylvania (will overlay 610 & 484)
(263) Québec (will overlay 514 & 438)
(354) (2022-10-22) Québec (will overlay 450 & 579)
(468) Québec (will overlay 819 & 873)
(584) Manitoba
(350) California (will overlay 209)
(363) New York (will overlay 516)
(861) Illinois (will overlay 309)
(728) Florida (will overlay 561)
(329) New York (will overlay 845)
(369) California (will overlay 707)
(529)   non-geographic (will supplement 500)
(283) Ohio (will overlay 513)
(428)
New Brunswick
(274) Wisconsin (will overlay 920)
(382) Ontario (will overlay 519)
(730) Illinois (will overlay 618)
(645) Florida (will overlay 305 & 786)
(975) Missouri (will overlay 816)
(327) Arkansas (will overlay 870)
(324)
(date t.b.a.)
Florida (will overlay 904)
(235) Missouri (will overlay 573)
(227) (2024 ?) Maryland (will overlay 301 & 240)
(879) ()
(~2026?)
Newfoundland & Labrador (postponed indefinitely)