Area Code Splits
357 area codes created through geographic splits
A geographic split creates a new area code by dividing an existing one's territory. The table below shows the new code, what it was split from, and the region it covers.
| New Code ↕ | Split From ↕ | Region | State ↕ | In Service ↓ |
|---|---|---|---|---|
| 273 | 418 | Eastern Québec | Quebec | Feb 27, 2027 |
| 465 | 718 | — | New York | Jun 18, 2026 |
| 483 | 334 | — | Alabama | Feb 23, 2026 |
| 471 | 662 | — | Mississippi | Jan 30, 2026 |
| 679 | 313 | — | Michigan | Nov 7, 2025 |
| 457 | 318 | — | Louisiana | Sep 25, 2025 |
| 729 | 423 | — | Tennessee | Sep 5, 2025 |
| 748 | 970 | — | Colorado | Jul 7, 2025 |
| 257 | 604 | — | British Columbia | May 24, 2025 |
| 942 | 416 | Toronto Ontario | Ontario | Apr 26, 2025 |
| 357 | 559 | — | California | Mar 26, 2025 |
| 837 | 530 | — | California | Jan 31, 2025 |
| 621 | 346 | — | Texas | Jan 23, 2025 |
| 738 | 323 | — | California | Nov 1, 2024 |
| 924 | 507 | — | Minnesota | Aug 30, 2024 |
| 821 | 864 | — | South Carolina | Aug 19, 2024 |
| 235 | 573 | — | Missouri | Mar 24, 2024 |
| 436 | 440 | — | Ohio | Mar 1, 2024 |
| 324 | 904 | — | Florida | Feb 26, 2024 |
| 327 | 870 | — | Arkansas | Feb 20, 2024 |
| 879 | 709 | — | Newfoundland and Labrador | Feb 17, 2024 |
| 686 | 804 | — | Virginia | Feb 1, 2024 |
| 624 | 716 | — | New York | Nov 16, 2023 |
| 975 | 816 | — | Missouri | Oct 13, 2023 |
| 353 | 608 | — | Wisconsin | Sep 15, 2023 |
| 645 | 305 | — | Florida | Aug 4, 2023 |
| 730 | 618 | — | Illinois | Jul 7, 2023 |
| 382 | 519 | southwestern Ontario | Ontario | Jun 17, 2023 |
| 227 | 301 | — | Maryland | Jun 14, 2023 |
| 274 | 920 | — | Wisconsin | May 5, 2023 |
| 428 | 506 | New Brunswick CA | New Brunswick | Apr 29, 2023 |
| 283 | 513 | — | Ohio | Apr 28, 2023 |
| 329 | 845 | — | New York | Mar 24, 2023 |
| 728 | 561 | — | Florida | Mar 10, 2023 |
| 861 | 309 | — | Illinois | Feb 24, 2023 |
| 369 | 707 | — | California | Feb 1, 2023 |
| 363 | 516 | — | New York | Jan 20, 2023 |
| 350 | 209 | — | California | Nov 28, 2022 |
| 584 | 204 | — | Manitoba | Oct 29, 2022 |
| 263 | 514 | Montreal Quebec Canada | Quebec | Oct 22, 2022 |
| 354 | 450 | — | Quebec | Oct 22, 2022 |
| 468 | 819 | western Quebec | Quebec | Oct 22, 2022 |
| 472 | 910 | — | North Carolina | Oct 7, 2022 |
| 529 | 500 | — | Sep 16, 2022 | |
| 835 | 484 | — | Pennsylvania | Sep 2, 2022 |
| 557 | 314 | — | Missouri | Aug 12, 2022 |
| 683 | 705 | central and northeastern Ontario | Ontario | Jun 18, 2022 |
| 983 | 303 | — | Colorado | Jun 17, 2022 |
| 826 | 540 | — | Virginia | Jun 14, 2022 |
| 948 | 757 | — | Virginia | May 9, 2022 |
| 368 | 825 | Alberta Canada | Alberta | Apr 23, 2022 |
| 753 | 613 | eastern Ontario | Ontario | Mar 26, 2022 |
| 943 | 470 | — | Georgia | Mar 15, 2022 |
| 656 | 813 | — | Florida | Feb 22, 2022 |
| 464 | 708 | — | Illinois | Jan 21, 2022 |
| 771 | 202 | DISTRICT OF COLUMBIA | Washington D.C. | Nov 9, 2021 |
| 742 | 905 | — | Ontario | Oct 16, 2021 |
| 474 | 639 | Saskatchewan Canada | Saskatchewan | Oct 2, 2021 |
| 527 | 500 | — | Sep 29, 2021 | |
| 448 | 850 | Florida | Florida | Jun 22, 2021 |
| 572 | 405 | — | Oklahoma | May 24, 2021 |
| 582 | 814 | — | Pennsylvania | May 1, 2021 |
| 447 | 217 | — | Illinois | Mar 27, 2021 |
| 840 | 909 | — | California | Feb 23, 2021 |
| 526 | 500 | — | Jan 28, 2021 | |
| 945 | 214 | — | Texas | Jan 15, 2021 |
| 525 | 524 | — | Jul 13, 2020 | |
| 839 | 803 | — | South Carolina | May 26, 2020 |
| 326 | 937 | — | Ohio | Mar 8, 2020 |
| 659 | 205 | — | Alabama | Nov 12, 2019 |
| 341 | 510 | — | California | Jul 22, 2019 |
| 524 | 500 | NANP Area | Jul 12, 2019 | |
| 689 | 407 | — | Florida | Jun 4, 2019 |
| 658 | 876 | — | Apr 30, 2019 | |
| 367 | 581 | — | Quebec | Nov 24, 2018 |
| 523 | 500 | NANP Area | Nov 13, 2018 | |
| 640 | 609 | — | New Jersey | Sep 17, 2018 |
| 820 | 805 | — | California | Jun 30, 2018 |
| 279 | 916 | — | California | Mar 10, 2018 |
| 445 | 267 | — | Pennsylvania | Mar 3, 2018 |
| 726 | 210 | — | Texas | Oct 23, 2017 |
| 223 | 717 | — | Pennsylvania | Sep 26, 2017 |
| 521 | 500 | — | Sep 21, 2017 | |
| 838 | 518 | — | New York | Sep 19, 2017 |
| 986 | 208 | — | Idaho | Sep 5, 2017 |
| 564 | 360 | — | Washington | Aug 28, 2017 |
| 332 | 212 | — | New York | Jun 10, 2017 |
| 833 | 800 | — | Jun 3, 2017 | |
| 680 | 315 | — | New York | Mar 11, 2017 |
| 463 | 317 | — | Indiana | Nov 15, 2016 |
| 522 | 500 | — | Aug 1, 2016 | |
| 934 | 631 | — | New York | Jul 16, 2016 |
| 548 | 226 | — | Ontario | Jun 4, 2016 |
| 743 | 336 | — | North Carolina | May 23, 2016 |
| 825 | 780 | — | Alberta | Apr 9, 2016 |
| 380 | 614 | — | Ohio | Feb 27, 2016 |
| 854 | 843 | — | South Carolina | Oct 19, 2015 |
| 588 | 500 | — | Sep 9, 2015 | |
| 220 | 740 | — | Ohio | Apr 22, 2015 |
| 629 | 615 | — | Tennessee | Mar 28, 2015 |
| 628 | 415 | — | California | Mar 21, 2015 |
| 930 | 812 | — | Indiana | Mar 7, 2015 |
| 782 | 902 | — | Nov 30, 2014 | |
| 959 | 860 | — | Connecticut | Aug 30, 2014 |
| 346 | 832 | — | Texas | Jul 1, 2014 |
| 725 | 702 | — | Nevada | Jun 3, 2014 |
| 577 | 500 | — | Mar 27, 2014 | |
| 364 | 270 | — | Kentucky | Mar 3, 2014 |
| 844 | 800 | — | Dec 7, 2013 | |
| 272 | 570 | — | Pennsylvania | Oct 21, 2013 |
| 737 | 512 | — | Texas | Jul 1, 2013 |
| 236 | 604 | — | British Columbia | Jun 1, 2013 |
| 672 | 604 | — | British Columbia | Jun 1, 2013 |
| 639 | 306 | — | Saskatchewan | May 25, 2013 |
| 365 | 905 | — | Ontario | Mar 25, 2013 |
| 437 | 416 | — | Ontario | Mar 25, 2013 |
| 669 | 408 | — | California | Nov 20, 2012 |
| 431 | 204 | — | Manitoba | Nov 3, 2012 |
| 873 | 819 | western Quebec | Quebec | Sep 15, 2012 |
| 984 | 919 | — | North Carolina | Apr 30, 2012 |
| 566 | 500 | — | Apr 17, 2012 | |
| 667 | 443 | — | Maryland | Mar 24, 2012 |
| 929 | 347 | — | New York | Apr 16, 2011 |
| 539 | 918 | — | Oklahoma | Apr 1, 2011 |
| 531 | 402 | — | Nebraska | Mar 26, 2011 |
| 249 | 705 | central and northeastern Ontario | Ontario | Mar 19, 2011 |
| 544 | 500 | — | Dec 15, 2010 | |
| 855 | 800 | — | Oct 9, 2010 | |
| 579 | 450 | — | Quebec | Aug 21, 2010 |
| 534 | 715 | — | Wisconsin | Aug 14, 2010 |
| 938 | 256 | — | Alabama | Jul 10, 2010 |
| 343 | 613 | eastern Ontario | Ontario | May 17, 2010 |
| 470 | 678 | — | Georgia | Feb 26, 2010 |
| 458 | 541 | — | Oregon | Feb 10, 2010 |
| 475 | 203 | — | Connecticut | Dec 12, 2009 |
| 442 | 760 | — | California | Nov 21, 2009 |
| 872 | 312 | — | Illinois | Nov 7, 2009 |
| 533 | 500 | — | Sep 26, 2009 | |
| 849 | 809 | — | Jul 1, 2009 | |
| 747 | 818 | — | California | May 18, 2009 |
| 385 | 801 | — | Utah | Mar 29, 2009 |
| 681 | 304 | — | West Virginia | Mar 28, 2009 |
| 657 | 714 | — | California | Sep 23, 2008 |
| 581 | 418 | — | Quebec | Sep 19, 2008 |
| 587 | 780 | — | Alberta | Sep 19, 2008 |
| 331 | 630 | — | Illinois | Oct 7, 2007 |
| 575 | 505 | — | New Mexico | Oct 7, 2007 |
| 779 | 815 | — | Illinois | Mar 17, 2007 |
| 438 | 514 | — | Quebec | Nov 4, 2006 |
| 226 | 519 | — | Ontario | Oct 21, 2006 |
| 424 | 310 | — | California | Aug 26, 2006 |
| 762 | 706 | — | Georgia | May 16, 2006 |
| 829 | 809 | — | Aug 1, 2005 | |
| 769 | 601 | — | Mississippi | Mar 14, 2005 |
| 951 | 909 | — | California | Jul 17, 2004 |
| 325 | 915 | — | Texas | Apr 5, 2003 |
| 432 | 915 | — | Texas | Apr 5, 2003 |
| 430 | 903 | — | Texas | Feb 15, 2003 |
| 947 | 248 | — | Michigan | Sep 7, 2002 |
| 269 | 616 | — | Michigan | Jul 13, 2002 |
| 239 | 941 | — | Florida | Mar 11, 2002 |
| 772 | 561 | — | Florida | Feb 11, 2002 |
| 479 | 501 | — | Arkansas | Jan 19, 2002 |
| 260 | 219 | — | Indiana | Jan 15, 2002 |
| 574 | 219 | — | Indiana | Jan 15, 2002 |
| 224 | 847 | — | Illinois | Jan 5, 2002 |
| 567 | 419 | — | Ohio | Jan 1, 2002 |
| 551 | 201 | — | New Jersey | Dec 29, 2001 |
| 848 | 732 | — | New Jersey | Dec 29, 2001 |
| 862 | 973 | — | New Jersey | Dec 29, 2001 |
| 585 | 716 | — | New York | Nov 15, 2001 |
| 778 | 604 | — | British Columbia | Nov 3, 2001 |
| 586 | 810 | — | Michigan | Sep 22, 2001 |
| 939 | 787 | — | Puerto Rico | Sep 15, 2001 |
| 276 | 540 | — | Virginia | Sep 1, 2001 |
| 878 | 412 | — | Pennsylvania | Aug 17, 2001 |
| 754 | 954 | — | Florida | Aug 1, 2001 |
| 928 | 520 | — | Arizona | Jun 23, 2001 |
| 251 | 334 | — | Alabama | Jun 18, 2001 |
| 289 | 905 | — | Ontario | Jun 9, 2001 |
| 434 | 804 | — | Virginia | Jun 1, 2001 |
| 339 | 781 | — | Massachusetts | May 2, 2001 |
| 351 | 978 | — | Massachusetts | May 2, 2001 |
| 774 | 508 | — | Massachusetts | May 2, 2001 |
| 857 | 617 | — | Massachusetts | May 2, 2001 |
| 989 | 517 | — | Michigan | Apr 7, 2001 |
| 980 | 704 | — | North Carolina | Apr 1, 2001 |
| 563 | 319 | — | Iowa | Mar 25, 2001 |
| 647 | 416 | — | Ontario | Mar 5, 2001 |
| 386 | 904 | — | Florida | Feb 15, 2001 |
| 731 | 901 | — | Tennessee | Feb 12, 2001 |
| 985 | 504 | — | Louisiana | Feb 12, 2001 |
| 620 | 316 | — | Kansas | Feb 3, 2001 |
| 234 | 330 | — | Ohio | Oct 30, 2000 |
| 682 | 817 | — | Texas | Oct 7, 2000 |
| 971 | 503 | — | Oregon | Oct 1, 2000 |
| 229 | 912 | — | Georgia | Aug 1, 2000 |
| 478 | 912 | — | Georgia | Aug 1, 2000 |
| 866 | 800 | — | Jul 29, 2000 | |
| 641 | 515 | — | Iowa | Jul 9, 2000 |
| 845 | 914 | — | New York | Jun 5, 2000 |
| 859 | 606 | — | Kentucky | Apr 1, 2000 |
| 571 | 703 | — | Virginia | Mar 1, 2000 |
| 763 | 612 | — | Minnesota | Feb 27, 2000 |
| 952 | 612 | — | Minnesota | Feb 27, 2000 |
| 936 | 409 | — | Texas | Feb 19, 2000 |
| 979 | 409 | — | Texas | Feb 19, 2000 |
| 321 | 407 | — | Florida | Nov 1, 1999 |
| 631 | 516 | — | New York | Nov 1, 1999 |
| 865 | 423 | — | Tennessee | Nov 1, 1999 |
| 337 | 318 | — | Louisiana | Oct 11, 1999 |
| 347 | 718 | — | New York | Oct 1, 1999 |
| 262 | 414 | — | Wisconsin | Sep 25, 1999 |
| 863 | 941 | — | Florida | Sep 20, 1999 |
| 267 | 215 | — | Pennsylvania | Jul 1, 1999 |
| 469 | 214 | — | Texas | Jul 1, 1999 |
| 646 | 212 | — | New York | Jul 1, 1999 |
| 856 | 609 | — | New Jersey | Jun 12, 1999 |
| 858 | 619 | — | California | Jun 12, 1999 |
| 231 | 616 | — | Michigan | Jun 5, 1999 |
| 484 | 610 | — | Pennsylvania | Jun 5, 1999 |
| 636 | 314 | — | Missouri | May 22, 1999 |
| 270 | 502 | — | Kentucky | Apr 19, 1999 |
| 662 | 601 | — | Mississippi | Apr 19, 1999 |
| 480 | 602 | — | Arizona | Mar 1, 1999 |
| 623 | 602 | — | Arizona | Mar 1, 1999 |
| 361 | 512 | — | Texas | Feb 13, 1999 |
| 661 | 805 | — | California | Feb 13, 1999 |
| 832 | 713 | — | Texas | Jan 16, 1999 |
| 775 | 702 | — | Nevada | Dec 12, 1998 |
| 570 | 717 | — | Pennsylvania | Dec 5, 1998 |
| 559 | 209 | — | California | Nov 14, 1998 |
| 225 | 504 | — | Louisiana | Aug 17, 1998 |
| 651 | 612 | — | Minnesota | Jul 12, 1998 |
| 831 | 408 | — | California | Jul 11, 1998 |
| 727 | 813 | — | Florida | Jul 1, 1998 |
| 323 | 213 | — | California | Jun 13, 1998 |
| 450 | 514 | — | Quebec | Jun 13, 1998 |
| 720 | 303 | — | Colorado | Jun 1, 1998 |
| 784 | 809 | — | Jun 1, 1998 | |
| 949 | 714 | — | California | Apr 18, 1998 |
| 877 | 800 | — | Apr 4, 1998 | |
| 256 | 205 | — | Alabama | Mar 23, 1998 |
| 252 | 919 | — | North Carolina | Mar 22, 1998 |
| 828 | 704 | — | North Carolina | Mar 22, 1998 |
| 843 | 803 | — | South Carolina | Mar 22, 1998 |
| 925 | 510 | — | California | Mar 14, 1998 |
| 786 | 305 | — | Florida | Mar 1, 1998 |
| 724 | 412 | — | Pennsylvania | Feb 1, 1998 |
| 678 | 470 | — | Georgia | Jan 6, 1998 |
| 336 | 910 | — | North Carolina | Dec 15, 1997 |
| 734 | 313 | — | Michigan | Dec 13, 1997 |
| 740 | 614 | — | Ohio | Dec 6, 1997 |
| 530 | 916 | — | California | Nov 1, 1997 |
| 580 | 405 | — | Oklahoma | Nov 1, 1997 |
| 473 | 809 | — | Oct 31, 1997 | |
| 867 | 403 | — | Oct 21, 1997 | |
| 660 | 816 | — | Missouri | Oct 12, 1997 |
| 284 | 809 | — | Oct 1, 1997 | |
| 767 | 809 | — | Oct 1, 1997 | |
| 435 | 801 | — | Utah | Sep 21, 1997 |
| 228 | 601 | — | Mississippi | Sep 15, 1997 |
| 931 | 615 | — | Tennessee | Sep 15, 1997 |
| 781 | 617 | — | Massachusetts | Sep 1, 1997 |
| 978 | 508 | — | Massachusetts | Sep 1, 1997 |
| 440 | 216 | — | Ohio | Aug 16, 1997 |
| 650 | 415 | — | California | Aug 2, 1997 |
| 920 | 414 | — | Wisconsin | Jul 26, 1997 |
| 785 | 913 | — | Kansas | Jul 20, 1997 |
| 830 | 210 | — | Texas | Jul 7, 1997 |
| 956 | 210 | — | Texas | Jul 7, 1997 |
| 850 | 904 | — | Florida | Jun 23, 1997 |
| 626 | 818 | — | California | Jun 14, 1997 |
| 240 | 301 | — | Maryland | Jun 1, 1997 |
| 340 | 809 | — | US Virgin Islands | Jun 1, 1997 |
| 443 | 410 | — | Maryland | Jun 1, 1997 |
| 649 | 809 | — | Jun 1, 1997 | |
| 732 | 908 | — | New Jersey | Jun 1, 1997 |
| 868 | 809 | — | Jun 1, 1997 | |
| 973 | 201 | — | New Jersey | Jun 1, 1997 |
| 254 | 817 | — | Texas | May 25, 1997 |
| 940 | 817 | — | Texas | May 25, 1997 |
| 248 | 810 | — | Michigan | May 10, 1997 |
| 876 | 809 | — | May 1, 1997 | |
| 253 | 206 | — | Washington | Apr 27, 1997 |
| 425 | 206 | — | Washington | Apr 27, 1997 |
| 870 | 501 | — | Arkansas | Apr 14, 1997 |
| 264 | 809 | — | Mar 31, 1997 | |
| 760 | 619 | — | California | Mar 22, 1997 |
| 765 | 317 | — | Indiana | Feb 1, 1997 |
| 562 | 310 | — | California | Jan 25, 1997 |
| 281 | 713 | — | Texas | Nov 2, 1996 |
| 250 | 604 | — | British Columbia | Oct 19, 1996 |
| 773 | 312 | — | Illinois | Oct 12, 1996 |
| 242 | 809 | — | Oct 1, 1996 | |
| 869 | 809 | — | Oct 1, 1996 | |
| 937 | 513 | — | Ohio | Sep 28, 1996 |
| 972 | 214 | — | Texas | Sep 14, 1996 |
| 345 | 809 | — | Sep 1, 1996 | |
| 630 | 708 | — | Illinois | Aug 3, 1996 |
| 246 | 809 | — | Jul 1, 1996 | |
| 664 | 809 | — | Jul 1, 1996 | |
| 757 | 804 | — | Virginia | Jul 1, 1996 |
| 758 | 809 | — | Jul 1, 1996 | |
| 561 | 407 | — | Florida | May 13, 1996 |
| 268 | 809 | — | Apr 1, 1996 | |
| 320 | 612 | — | Minnesota | Mar 17, 1996 |
| 330 | 216 | — | Ohio | Mar 9, 1996 |
| 787 | 809 | — | Puerto Rico | Mar 1, 1996 |
| 888 | 800 | — | Mar 1, 1996 | |
| 847 | 708 | — | Illinois | Jan 20, 1996 |
| 573 | 314 | — | Missouri | Jan 7, 1996 |
| 352 | 904 | — | Florida | Dec 3, 1995 |
| 864 | 803 | — | South Carolina | Dec 3, 1995 |
| 541 | 503 | — | Oregon | Nov 5, 1995 |
| 441 | 809 | — | Oct 1, 1995 | |
| 423 | 615 | — | Tennessee | Sep 11, 1995 |
| 954 | 305 | — | Florida | Sep 11, 1995 |
| 860 | 203 | — | Connecticut | Aug 28, 1995 |
| 770 | 404 | — | Georgia | Aug 1, 1995 |
| 540 | 703 | — | Virginia | Jul 15, 1995 |
| 941 | 813 | — | Florida | May 28, 1995 |
| 970 | 303 | — | Colorado | Apr 2, 1995 |
| 520 | 602 | — | Arizona | Mar 19, 1995 |
| 334 | 205 | — | Alabama | Jan 15, 1995 |
| 360 | 206 | — | Washington | Jan 15, 1995 |
| 610 | 215 | — | Pennsylvania | Jan 8, 1994 |
| 810 | 313 | — | Michigan | Dec 1, 1993 |
| 910 | 919 | — | North Carolina | Nov 14, 1993 |
| 905 | 416 | — | Ontario | Oct 4, 1993 |
| 909 | 714 | — | California | Nov 14, 1992 |
| 210 | 512 | — | Texas | Nov 1, 1992 |
| 706 | 404 | — | Georgia | May 3, 1992 |
| 917 | 212 | — | New York | Jan 1, 1992 |
| 310 | 213 | — | California | Nov 2, 1991 |
| 410 | 301 | — | Maryland | Oct 6, 1991 |
| 510 | 415 | — | California | Sep 2, 1991 |
| 903 | 214 | — | Texas | Nov 4, 1990 |
| 908 | 201 | — | New Jersey | Nov 1, 1990 |
| 708 | 312 | — | Illinois | Nov 11, 1989 |
| 508 | 617 | — | Massachusetts | Jul 16, 1988 |
| 407 | 305 | — | Florida | Apr 16, 1988 |
| 719 | 303 | — | Colorado | Mar 5, 1988 |
| 718 | 212 | — | New York | Sep 1, 1984 |
| 818 | 213 | — | California | Jan 7, 1984 |
| 409 | 713 | — | Texas | Nov 1, 1982 |
| 619 | 714 | — | California | Jan 1, 1982 |
| 408 | 415 | — | California | Jan 1, 1959 |
| 707 | 415 | — | California | Jan 1, 1959 |
| 209 | 415 | — | California | Jan 1, 1958 |
| 609 | 201 | — | New Jersey | Jan 1, 1957 |
| 805 | 213 | — | California | Jan 1, 1957 |
| 516 | 914 | — | New York | Jan 1, 1951 |
| 714 | 213 | — | California | Jan 1, 1951 |
| 313 | 313 | — | Michigan | Jan 1, 1947 |
| 565 | 912 | — | Georgia | — |
| 761 | 502 | — | Kentucky | — |