| NPA | date | state or province |
|---|---|---|
| 201 | 1947 | New Jersey |
| 202 | 1947 | District of Columbia |
| 203 | 1947 | Connecticut |
| 204 | 1947 | Manitoba |
| 205 | 1947 | Alabama |
| 206 | 1947 | Washington |
| 207 | 1947 | Maine |
| 208 | 1947 | Idaho |
| 209 | California | |
| 210 | Texas | |
| 212 | 1947 | New York |
| 213 | 1947 | California |
| 214 | 1947 | Texas |
| 215 | 1947 | Pennsylvania |
| 216 | 1947 | Ohio |
| 217 | 1947 | Illinois |
| 218 | 1947 | Minnesota |
| 219 | 1948 | Indiana |
| 220 | Ohio (overlays 740) | |
| 223 | Pennsylvania (overlays 717) | |
| 224 | Illinois (overlays 847) | |
| 225 | Louisiana | |
| 226 | Ontario (overlays 519) | |
| 227 | Maryland (overlays 301) | |
| 228 | Mississippi | |
| 229 | Georgia | |
| 231 | Michigan | |
| 234 | Ohio (overlays 330) | |
| 235 | Missouri (overlays 573) | |
| 236 | British Columbia (entire province) | |
| 239 | Florida | |
| 240 | Maryland (overlays 301) | |
| 242 | Bahamas | |
| 246 | Barbados | |
| 248 | Michigan | |
| 249 | Ontario (overlays 705) | |
| 250 | British Columbia | |
| 251 | Alabama | |
| 252 | North Carolina | |
| 253 | Washington | |
| 254 | Texas | |
| 256 | Alabama | |
| 257 | British Columbia (entire province) | |
| 260 | Indiana | |
| 262 | Wisconsin | |
| 263 | Québec (overlays 514) | |
| 264 | Anguilla | |
| 267 | Pennsylvania (overlays 215) | |
| 268 | Antigua & Barbuda | |
| 269 | Michigan | |
| 270 | Kentucky | |
| 272 | Pennsylvania (overlays 570) | |
| (273) | Québec (will overlay 418) | |
| 274 | Wisconsin (overlays 9 2 0, originally planned for 2012, then scheduled for 2024-03-22, then advanced by 9½ months.) | |
| 276 | Virginia | |
| 279 | California (overlays 916) | |
| 281 | Texas | |
| 283 | Ohio (overlays 513) | |
| 284 | British Virgin Islands | |
| 289 | Ontario (overlays 905) | |
| 301 | 1947 | Maryland |
| 302 | 1947 | Delaware |
| 303 | 1947 | Colorado |
| 304 | 1947 | West Virginia |
| 305 | 1947 | Florida |
| 306 | 1947 | Saskatchewan |
| 307 | 1947 | Wyoming |
| 308 | 1955 | Nebraska |
| 309 | 1957 | Illinois |
| 310 | California | |
| 312 | 1947 | Illinois |
| 313 | 1947 | Michigan |
| 314 | 1947 | Missouri |
| 315 | 1947 | New York |
| 316 | 1947 | Kansas |
| 317 | 1947 | Indiana |
| 318 | 1957 | Louisiana |
| 319 | 1947 | Iowa |
| 320 | Minnesota | |
| 321 | Florida | |
| 323 | California | |
| 324 | Florida (overlays 904) | |
| 325 | Texas | |
| 326 | Ohio (overlays 937) | |
| 327 | Arkansas (overlays 870, and will later overlay 501 and 479) | |
| 329 | New York (overlays 845) | |
| 330 | Ohio | |
| 331 | Illinois (overlays 630) | |
| 332 | New York (overlays 212) | |
| 334 | Alabama | |
| 336 | North Carolina | |
| 337 | Louisiana | |
| 339 | Massachusetts (overlays 781) | |
| 340 | US Virgin Islands | |
| 341 | California (overlays 510) | |
| 343 | Ontario (overlays 613) | |
| 345 | Cayman Islands | |
| 346 | Texas (overlays 713) | |
| 347 | New York (overlays 718) | |
| 350 | California (overlays 209) | |
| 351 | Massachusetts (overlays 978) | |
| 352 | Florida | |
| 353 | Wisconsin (overlays 608) | |
| 354 | Québec (overlays 450) | |
| 357 | California (overlays 559) | |
| 360 | Washington | |
| 361 | Texas | |
| 363 | New York (overlays 516) | |
| 364 | Kentucky (overlays 270) | |
| 365 | Ontario (overlays 905) | |
| 367 | Québec (overlays 418) | |
| 368 | Alberta (entire province) | |
| 369 | California (overlays 707) | |
| 380 | Ohio (overlays 614) | |
| 382 | Ontario (overlays 519) | |
| 385 | Utah (overlays 801) | |
| 386 | Florida | |
| 401 | 1947 | Rhode Island |
| 402 | 1947 | Nebraska |
| 403 | 1947 | Alberta |
| 404 | 1947 | Georgia |
| 405 | 1947 | Oklahoma |
| 406 | 1947 | Montana |
| 407 | Florida | |
| 408 | California | |
| 409 | Texas | |
| 410 | Maryland | |
| 412 | 1947 | Pennsylvania |
| 413 | 1947 | Massachusetts |
| 414 | 1947 | Wisconsin |
| 415 | 1947 | California |
| 416 | 1947 | Ontario |
| 417 | 1950 | Missouri |
| 418 | 1947 | Québec |
| 419 | 1947 | Ohio |
| 423 | Tennessee | |
| 424 | California (overlays 310) | |
| 425 | Washington | |
| 428 | New Brunswick (overlays 506) | |
| 430 | Texas (overlays 903) | |
| 431 | Manitoba (overlays 204) | |
| 432 | Texas | |
| 434 | Virginia | |
| 435 | Utah | |
| 436 | Ohio (overlays 440) | |
| 437 | Ontario (overlays 416) | |
| 438 | Québec (overlays 514) | |
| 440 | Ohio | |
| 441 | Bermuda | |
| 442 | California (overlays 760) | |
| 443 | Maryland (overlays 410) | |
| 445 | Pennsylvania (overlays 215) | |
| 447 | Illinois (overlays 217) | |
| 448 | Florida (overlays 850) | |
| 450 | Québec | |
| (non-geographic, withdrawn ) | ||
| 457 | Louisiana (overlays 318) | |
| 458 | Oregon (overlays 541) | |
| future(460) | (circa 2031) | Ontario (will overlay 705) |
| 463 | Indiana (overlays 317) | |
| 464 | Illinois (overlays 708) | |
| future(465) | New York (will overlay 718) | |
| 468 | Québec (overlays 819) | |
| 469 | Texas (overlays 214) | |
| 470 | Georgia (overlays 404 and 770) | |
| future(471) | Mississippi (will overlay 662) | |
| 472 | North Carolina (overlays 910) | |
| 473 | Grenada | |
| 474 | Saskatchewan (overlays 306) | |
| 475 | Connecticut (overlays 203) | |
| 478 | Georgia | |
| 479 | Arkansas | |
| 480 | Arizona | |
| future(483) | Alabama (will overlay 334) | |
| 484 | Pennsylvania (overlays 610) | |
| 501 | 1947 | Arkansas |
| 502 | 1947 | Kentucky |
| 503 | 1947 | Oregon |
| 504 | 1947 | Louisiana |
| 505 | 1947 | New Mexico |
| 506 | 1955 | New Brunswick (originally included NL) |
| 507 | 1954 | Minnesota |
| 508 | Massachusetts | |
| 509 | Washington | |
| 510 | California | |
| 512 | 1947 | Texas |
| 513 | 1947 | Ohio |
| 514 | 1947 | Québec |
| 515 | 1947 | Iowa |
| 516 | 1951 | New York |
| 517 | 1947 | Michigan |
| 518 | 1947 | New York |
| 519 | 1953 | Ontario |
| 520 | Arizona | |
| 521 | (non-geographic) | |
| 522 | (non-geographic) | |
| 523 | (non-geographic) | |
| 524 | (non-geographic) | |
| 525 | 2020-07-13 | (non-geographic) |
| 526 | (non-geographic) | |
| 527 | (non-geographic) | |
| 528 | (non-geographic) | |
| 529 | (non-geographic) | |
| 530 | California | |
| 531 | Nebraska (overlays 402) | |
| 532 | (non-geographic) | |
| 533 | (non-geographic) | |
| 534 | Wisconsin (overlays 715) | |
| future(537) | (circa 2028) | Ontario (will overlay 905) |
| 538 | (non-geographic) | |
| 539 | Oklahoma (overlays 918) | |
| 540 | Virginia | |
| 541 | Oregon | |
| 544 | (non-geographic) | |
| 548 | Ontario (overlays 519) | |
| 551 | New Jersey (overlays 201) | |
| 557 | Missouri (overlays 314) | |
| 559 | California | |
| 561 | Florida | |
| 562 | California | |
| 563 | Iowa | |
| 564 | Washington (overlays 360 and 206, and later 425 and 253) | |
| future 5 6 5 | Georgia (will overlay 912, date t.b.d.) | |
| 566 | (non-geographic) | |
| 567 | 2002 | Ohio (overlays 419) |
| future(568) | (circa 2027) | Alberta (will overlay 403 and 780) |
| 570 | Pennsylvania | |
| 571 | Virginia (overlays 703) | |
| 572 | Oklahoma (overlays 405) | |
| 573 | Missouri | |
| 574 | Indiana | |
| 575 | New Mexico | |
| 577 | (non-geographic) | |
| 579 | Québec (overlays 450) | |
| 580 | Oklahoma | |
| 581 | Québec (overlays 418) | |
| 582 | Pennsylvania (overlays 814) | |
| 584 | Manitoba (overlays 204) | |
| 585 | New York | |
| 586 | Michigan | |
| 587 | Alberta (entire province) | |
| 588 | (non-geographic) | |
| 600 | Canada (non-geographic) | |
| 601 | 1947 | Mississippi |
| 602 | 1947 | Arizona |
| 603 | 1947 | New Hampshire |
| 604 | 1947 | British Columbia |
| 605 | 1947 | South Dakota |
| 606 | 1955 | Kentucky |
| 607 | 1954 | New York |
| 608 | 1955 | Wisconsin |
| 609 | 1957 | New Jersey |
| 610 | Pennsylvania | |
| 612 | 1947 | Minnesota |
| 613 | 1947 | Ontario |
| 614 | 1947 | Ohio |
| 615 | 1954 | Tennessee |
| 616 | 1947 | Michigan |
| 617 | 1947 | Massachusetts |
| 618 | 1947 | Illinois |
| 619 | California | |
| 620 | Kansas | |
| 621 | Texas (overlays 713) | |
| 622 | Canada (non-geographic) | |
| 623 | Arizona | |
| 624 | New York (overlays 716) | |
| 626 | California | |
| 628 | California (overlays 415) | |
| 629 | Tennessee (overlays 615) | |
| 630 | Illinois | |
| 631 | New York | |
| 633 | Canada (non-geographic) | |
| 636 | Missouri | |
| 639 | Saskatchewan (overlays 306) | |
| 640 | New Jersey (overlays 609) | |
| 641 | Iowa | |
| 646 | New York | |
| 645 | Florida (overlays 305) | |
| 647 | Ontario (overlays 416) | |
| 649 | Turks & Caicos | |
| 650 | California | |
| 651 | Minnesota | |
| 656 | Florida (overlays 813) | |
| 657 | California (overlays 714) | |
| 658 | Jamaica (overlays 876) | |
| 659 | Alabama (overlays 205) | |
| 660 | Missouri | |
| 661 | California | |
| 662 | Mississippi | |
| 664 | Montserrat | |
| 667 | Maryland (overlays 410) | |
| 669 | California (overlays 408) | |
| 670 | Northern Mariana Islands | |
| 671 | Guam | |
| 672 | British Columbia (entire province) | |
| 678 | Georgia (overlays 404 and 770) | |
| 679 | Michigan (overlays 313 and will later also overlay 734) | |
| 680 | New York (overlays 315) | |
| 681 | West Virginia (overlays 304) | |
| 682 | Texas (overlays 817) | |
| 683 | Ontario (overlays 705) | |
| 684 | American Samoa | |
| 686 | Virginia (overlays 804) | |
| 689 | Florida (overlays 407) | |
| 700 | (non-geographic) | |
| 701 | 1947 | North Dakota |
| 702 | 1947 | Nevada |
| 703 | 1947 | Virginia |
| 704 | 1947 | North Carolina |
| 705 | 1957 | Ontario |
| 706 | Georgia | |
| 707 | California | |
| 708 | Illinois | |
| 709 | 1962 | Newfoundland & Labrador |
| 710 | US Federal Government | |
| 712 | 1947 | Iowa |
| 713 | 1947 | Texas |
| 714 | 1951 | California |
| 715 | 1947 | Wisconsin |
| 716 | 1947 | New York |
| 717 | 1947 | Pennsylvania |
| 718 | New York | |
| 719 | Colorado | |
| 720 | Colorado | |
| 721 | Sint Maarten | |
| 724 | Pennsylvania | |
| 725 | Nevada (overlays 702) | |
| 726 | Texas (overlays 210) | |
| 727 | Florida | |
| 728 | Florida (overlays 561) | |
| 729 | Tennessee (overlays 423) | |
| 730 | Illinois (overlays 618) | |
| 731 | Tennessee | |
| 732 | New Jersey | |
| 734 | Michigan | |
| 737 | Texas (overlays 512) | |
| 738 | California (overlays 213 & 323) | |
| 740 | Ohio | |
| 742 | Ontario (overlays 905) | |
| 743 | North Carolina (overlays 336) | |
| 747 | California (overlays 818) | |
| 748 | Colorado (overlays 970) | |
| 753 | Ontario (overlays 613) | |
| 754 | Florida (overlays 954) | |
| 757 | Virginia | |
| 758 | St. Lucia | |
| 760 | California | |
| future(761) | Kentucky (will overlay 502) | |
| 762 | Georgia (overlays 706) | |
| 763 | Minnesota | |
| 765 | Indiana | |
| 767 | Dominica | |
| 769 | Mississippi (overlays 601) | |
| 770 | Georgia | |
| 771 | District of Columbia (overlays 202) | |
| 772 | Florida | |
| 773 | Illinois | |
| 774 | Massachusetts (overlays 508) | |
| 775 | Nevada | |
| 778 | British Columbia (entire province) | |
| 779 | Illinois (overlays 815) | |
| 780 | Alberta | |
| 781 | Massachusetts | |
| 782 | Nova Scotia & Prince Edward Island (overlays 902) | |
| 784 | St Vincent & the Grenadines | |
| 785 | Kansas | |
| 786 | Florida (overlays 305) | |
| 787 | Puerto Rico | |
| future(789) | — | — |
| 800 | (non-geographic) | |
| 801 | 1947 | Utah |
| 802 | 1947 | Vermont |
| 803 | 1947 | South Carolina |
| 804 | Virginia | |
| 805 | 1957 | California |
| 806 | 1957 | Texas |
| 807 | 1962 | Ontario |
| 808 | Hawaii | |
| 809 | 1958 | Caribbean (Area code 809 originally served as many as 17 island countries and territories, mostly in the Caribbean. Since , 8 0 9 serves only the Dominican Republic.) |
| 810 | Michigan | |
| 812 | 1947 | Indiana |
| 813 | 1953 | Florida |
| 814 | 1947 | Pennsylvania |
| 815 | 1947 | Illinois |
| 816 | 1947 | Missouri |
| 817 | 1953 | Texas |
| 818 | California | |
| 819 | 1957 | Québec |
| 820 | California (overlays 805) | |
| 821 | South Carolina (overlays 864) | |
| 825 | Alberta (entire province) | |
| 826 | Virginia (overlays 540) | |
| 828 | North Carolina | |
| 829 | Dominican Republic (overlays 809) | |
| 830 | Texas | |
| 831 | California | |
| 832 | Texas (overlays 713) | |
| 833 | (non-geographic) | |
| 835 | Pennsylvania (overlays 610) | |
| 837 | California (overlays 530) | |
| 838 | New York (overlays 518) | |
| 839 | South Carolina (overlays 803) | |
| 840 | California (overlays 909) | |
| 843 | South Carolina | |
| 844 | (non-geographic) | |
| 845 | New York | |
| 847 | Illinois | |
| 848 | New Jersey (overlays 732) | |
| 849 | Dominican Republic (overlays 809) | |
| 850 | Florida | |
| future(851) | Nova Scotia & P.E.I. (will overlay 902) | |
| 854 | South Carolina (overlays 843) | |
| 855 | (non-geographic) | |
| 856 | New Jersey | |
| 857 | Massachusetts (overlays 617) | |
| 858 | California (now overlays 619) | |
| 859 | Kentucky | |
| 860 | Connecticut | |
| 861 | Illinois (overlays 309) | |
| 862 | New Jersey | |
| 863 | Florida | |
| 864 | South Carolina | |
| 865 | Tennessee | |
| 866 | (non-geographic) | |
| 867 | Yukon & NWT & Nunavut✻ (Yukon and present-day Northwest Territories, plus a portion of present-day Nunavut, were previously served by area code 403. The remainder of Nunavut was served by area code 819.) | |
| 868 | Trinidad & Tobago | |
| 869 | St. Kitts & Nevis | |
| 870 | Arkansas | |
| 872 | Illinois (overlays 312 and 773) | |
| 873 | Québec (overlays 819) | |
| 876 | Jamaica | |
| 877 | (non-geographic) | |
| 878 | Pennsylvania (overlays 412 and 724) | |
| 879 | Newfoundland & Labrador (overlays 709) | |
| 888 | (non-geographic) | |
| 900 | (non-geographic) | |
| 901 | 1947 | Tennessee |
| 902 | 1947 | Nova Scotia & Prince Edward Island Area code 902 originally served all of the maritime provinces: New Brunswick, Nova Scotia, Prince Edward Island, and the U.K. Dominion of Newfoundland (which became part of Canada in 1949 and subsequently changed its name to Newfoundland & Labrador). |
| 903 | Texas | |
| 904 | Florida | |
| 905 | Ontario | |
| 906 | Michigan | |
| 907 | 1957 | Alaska |
| 908 | New Jersey | |
| 909 | California | |
| 910 | North Carolina | |
| 912 | Georgia | |
| 913 | 1947 | Kansas |
| 914 | 1947 | New York |
| 915 | 1947 | Texas |
| 916 | 1947 | California |
| 917 | New York (overlays 212 and 718) | |
| 918 | 1953 | Oklahoma |
| 919 | 1954 | North Carolina |
| 920 | Wisconsin | |
| 924 | Minnesota (overlays 507) | |
| 925 | California | |
| 928 | Arizona | |
| 929 | New York (overlays 718) | |
| 930 | Indiana (overlays 812) | |
| 931 | Tennessee | |
| 934 | New York (overlays 631) | |
| 936 | Texas | |
| 937 | Ohio | |
| 938 | Alabama (overlays 256) | |
| 939 | Puerto Rico (overlays 787) | |
| 940 | Texas | |
| 941 | Florida | |
| 942 | Ontario (overlays 416) | |
| 943 | Georgia (overlays 404 and 770) | |
| 945 | Texas (overlays 214) | |
| 947 | Michigan (overlays 248) | |
| 948 | Virginia (overlays 757) | |
| 949 | California | |
| 951 | California | |
| 952 | Minnesota | |
| 954 | Florida | |
| 956 | Texas | |
| 959 | Connecticut (overlays 860) | |
| 970 | Colorado | |
| 971 | Oregon (overlays 503) | |
| 972 | Texas | |
| 973 | New Jersey | |
| 975 | Missouri (overlays 816) | |
| 978 | Massachusetts | |
| 979 | Texas | |
| 980 | North Carolina (overlays 704) | |
| 983 | Colorado (overlays 303) | |
| 984 | North Carolina (overlays 919) | |
| 985 | Louisiana | |
| 986 | Idaho (overlays 208) | |
| 989 | Michigan |
Area code (NPA) in-service dates (by NPA)
(go to list
this list,sorted by date