Created
April 8, 2025 16:49
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US Phone Area Codes to "tz database" timezones
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| Area code | Iso Timezone | |
|---|---|---|
| 201 | America/New_York | |
| 202 | America/New_York | |
| 203 | America/New_York | |
| 204 | America/Winnipeg | |
| 205 | America/Chicago | |
| 206 | America/Los_Angeles | |
| 207 | America/New_York | |
| 208 | America/Boise | |
| 209 | America/Los_Angeles | |
| 210 | America/Chicago | |
| 212 | America/New_York | |
| 213 | America/Los_Angeles | |
| 214 | America/Chicago | |
| 215 | America/New_York | |
| 216 | America/New_York | |
| 217 | America/Chicago | |
| 218 | America/Chicago | |
| 219 | America/Chicago | |
| 220 | America/New_York | |
| 223 | America/New_York | |
| 224 | America/Chicago | |
| 225 | America/Chicago | |
| 226 | America/Toronto | |
| 227 | America/New_York | |
| 228 | America/Chicago | |
| 229 | America/New_York | |
| 231 | America/Detroit | |
| 234 | America/New_York | |
| 235 | America/Chicago | |
| 236 | America/Vancouver | |
| 239 | America/New_York | |
| 240 | America/New_York | |
| 242 | America/Nassau | |
| 246 | America/Barbados | |
| 248 | America/Detroit | |
| 249 | America/Toronto | |
| 250 | America/Vancouver | |
| 251 | America/Chicago | |
| 252 | America/New_York | |
| 253 | America/Los_Angeles | |
| 254 | America/Chicago | |
| 256 | America/Chicago | |
| 260 | America/Indiana/Indianapolis | |
| 262 | America/Chicago | |
| 263 | America/Toronto | |
| 264 | America/Anguilla | |
| 267 | America/New_York | |
| 268 | America/Antigua | |
| 269 | America/Detroit | |
| 270 | America/Chicago | |
| 272 | America/New_York | |
| 274 | America/Chicago | |
| 276 | America/New_York | |
| 279 | America/Los_Angeles | |
| 281 | America/Chicago | |
| 283 | America/New_York | |
| 284 | America/Tortola | |
| 289 | America/Toronto | |
| 301 | America/New_York | |
| 302 | America/New_York | |
| 303 | America/Denver | |
| 304 | America/New_York | |
| 305 | America/New_York | |
| 306 | America/Regina | |
| 307 | America/Denver | |
| 308 | America/Chicago | |
| 309 | America/Chicago | |
| 310 | America/Los_Angeles | |
| 312 | America/Chicago | |
| 313 | America/Detroit | |
| 314 | America/Chicago | |
| 315 | America/New_York | |
| 316 | America/Chicago | |
| 317 | America/Indiana/Indianapolis | |
| 318 | America/Chicago | |
| 319 | America/Chicago | |
| 320 | America/Chicago | |
| 321 | America/New_York | |
| 323 | America/Los_Angeles | |
| 324 | America/New_York | |
| 325 | America/Chicago | |
| 326 | America/New_York | |
| 327 | America/Chicago | |
| 329 | America/New_York | |
| 330 | America/New_York | |
| 331 | America/Chicago | |
| 332 | America/New_York | |
| 334 | America/Chicago | |
| 336 | America/New_York | |
| 337 | America/Chicago | |
| 339 | America/New_York | |
| 340 | America/St_Thomas | |
| 341 | America/Los_Angeles | |
| 343 | America/Toronto | |
| 345 | America/Cayman | |
| 346 | America/Chicago | |
| 347 | America/New_York | |
| 350 | America/Los_Angeles | |
| 351 | America/New_York | |
| 352 | America/New_York | |
| 353 | America/Chicago | |
| 354 | America/Toronto | |
| 360 | America/Los_Angeles | |
| 361 | America/Chicago | |
| 363 | America/New_York | |
| 364 | America/Chicago | |
| 365 | America/Toronto | |
| 367 | America/Toronto | |
| 368 | America/Edmonton | |
| 369 | America/Los_Angeles | |
| 380 | America/New_York | |
| 382 | America/Toronto | |
| 385 | America/Denver | |
| 386 | America/New_York | |
| 401 | America/New_York | |
| 402 | America/Chicago | |
| 403 | America/Edmonton | |
| 404 | America/New_York | |
| 405 | America/Chicago | |
| 406 | America/Denver | |
| 407 | America/New_York | |
| 408 | America/Los_Angeles | |
| 409 | America/Chicago | |
| 410 | America/New_York | |
| 412 | America/New_York | |
| 413 | America/New_York | |
| 414 | America/Chicago | |
| 415 | America/Los_Angeles | |
| 416 | America/Toronto | |
| 417 | America/Chicago | |
| 418 | America/Toronto | |
| 419 | America/New_York | |
| 423 | America/New_York | |
| 424 | America/Los_Angeles | |
| 425 | America/Los_Angeles | |
| 428 | America/Halifax | |
| 430 | America/Chicago | |
| 431 | America/Winnipeg | |
| 432 | America/Chicago | |
| 434 | America/New_York | |
| 435 | America/Denver | |
| 436 | America/New_York | |
| 437 | America/Toronto | |
| 438 | America/Toronto | |
| 440 | America/New_York | |
| 441 | Atlantic/Bermuda | |
| 442 | America/Los_Angeles | |
| 443 | America/New_York | |
| 445 | America/New_York | |
| 447 | America/Chicago | |
| 448 | America/Chicago | |
| 450 | America/Toronto | |
| 458 | America/Los_Angeles | |
| 463 | America/Indiana/Indianapolis | |
| 464 | America/Chicago | |
| 468 | America/Toronto | |
| 469 | America/Chicago | |
| 470 | America/New_York | |
| 472 | America/New_York | |
| 473 | America/Grenada | |
| 474 | America/Regina | |
| 475 | America/New_York | |
| 478 | America/New_York | |
| 479 | America/Chicago | |
| 480 | America/Phoenix | |
| 484 | America/New_York | |
| 501 | America/Chicago | |
| 502 | America/Kentucky/Louisville | |
| 503 | America/Los_Angeles | |
| 504 | America/Chicago | |
| 505 | America/Denver | |
| 506 | America/Halifax | |
| 507 | America/Chicago | |
| 508 | America/New_York | |
| 509 | America/Los_Angeles | |
| 510 | America/Los_Angeles | |
| 512 | America/Chicago | |
| 513 | America/New_York | |
| 514 | America/Toronto | |
| 515 | America/Chicago | |
| 516 | America/New_York | |
| 517 | America/Detroit | |
| 518 | America/New_York | |
| 519 | America/Toronto | |
| 520 | America/Phoenix | |
| 530 | America/Los_Angeles | |
| 531 | America/Chicago | |
| 534 | America/Chicago | |
| 539 | America/Chicago | |
| 540 | America/New_York | |
| 541 | America/Los_Angeles | |
| 548 | America/Toronto | |
| 551 | America/New_York | |
| 557 | America/Chicago | |
| 559 | America/Los_Angeles | |
| 561 | America/New_York | |
| 562 | America/Los_Angeles | |
| 563 | America/Chicago | |
| 564 | America/Los_Angeles | |
| 567 | America/New_York | |
| 570 | America/New_York | |
| 571 | America/New_York | |
| 572 | America/Chicago | |
| 573 | America/Chicago | |
| 574 | America/Indiana/Indianapolis | |
| 575 | America/Denver | |
| 579 | America/Toronto | |
| 580 | America/Chicago | |
| 581 | America/Toronto | |
| 582 | America/New_York | |
| 584 | America/Winnipeg | |
| 585 | America/New_York | |
| 586 | America/Detroit | |
| 587 | America/Edmonton | |
| 601 | America/Chicago | |
| 602 | America/Phoenix | |
| 603 | America/New_York | |
| 604 | America/Vancouver | |
| 605 | America/Chicago | |
| 606 | America/New_York | |
| 607 | America/New_York | |
| 608 | America/Chicago | |
| 609 | America/New_York | |
| 610 | America/New_York | |
| 612 | America/Chicago | |
| 613 | America/Toronto | |
| 614 | America/New_York | |
| 615 | America/Chicago | |
| 616 | America/Detroit | |
| 617 | America/New_York | |
| 618 | America/Chicago | |
| 619 | America/Los_Angeles | |
| 620 | America/Chicago | |
| 623 | America/Phoenix | |
| 624 | America/New_York | |
| 626 | America/Los_Angeles | |
| 628 | America/Los_Angeles | |
| 629 | America/Chicago | |
| 630 | America/Chicago | |
| 631 | America/New_York | |
| 636 | America/Chicago | |
| 639 | America/Regina | |
| 640 | America/New_York | |
| 641 | America/Chicago | |
| 645 | America/New_York | |
| 646 | America/New_York | |
| 647 | America/Toronto | |
| 649 | America/Grand_Turk | |
| 650 | America/Los_Angeles | |
| 651 | America/Chicago | |
| 656 | America/New_York | |
| 657 | America/Los_Angeles | |
| 658 | America/Jamaica | |
| 659 | America/Chicago | |
| 660 | America/Chicago | |
| 661 | America/Los_Angeles | |
| 662 | America/Chicago | |
| 664 | America/Montserrat | |
| 667 | America/New_York | |
| 669 | America/Los_Angeles | |
| 670 | Pacific/Saipan | |
| 671 | Pacific/Guam | |
| 672 | America/Vancouver | |
| 678 | America/New_York | |
| 680 | America/New_York | |
| 681 | America/New_York | |
| 682 | America/Chicago | |
| 683 | America/Toronto | |
| 684 | Pacific/Pago_Pago | |
| 686 | America/New_York | |
| 689 | America/New_York | |
| 701 | America/Chicago | |
| 702 | America/Los_Angeles | |
| 703 | America/New_York | |
| 704 | America/New_York | |
| 705 | America/Toronto | |
| 706 | America/New_York | |
| 707 | America/Los_Angeles | |
| 708 | America/Chicago | |
| 709 | America/St_Johns | |
| 712 | America/Chicago | |
| 713 | America/Chicago | |
| 714 | America/Los_Angeles | |
| 715 | America/Chicago | |
| 716 | America/New_York | |
| 717 | America/New_York | |
| 718 | America/New_York | |
| 719 | America/Denver | |
| 720 | America/Denver | |
| 721 | America/Lower_Princes | |
| 724 | America/New_York | |
| 725 | America/Los_Angeles | |
| 726 | America/Chicago | |
| 727 | America/New_York | |
| 728 | America/New_York | |
| 730 | America/Chicago | |
| 731 | America/Chicago | |
| 732 | America/New_York | |
| 734 | America/Detroit | |
| 737 | America/Chicago | |
| 738 | America/Los_Angeles | |
| 740 | America/New_York | |
| 742 | America/Toronto | |
| 743 | America/New_York | |
| 747 | America/Los_Angeles | |
| 753 | America/Toronto | |
| 754 | America/New_York | |
| 757 | America/New_York | |
| 758 | America/St_Lucia | |
| 760 | America/Los_Angeles | |
| 762 | America/New_York | |
| 763 | America/Chicago | |
| 765 | America/Indiana/Indianapolis | |
| 767 | America/Dominica | |
| 769 | America/Chicago | |
| 770 | America/New_York | |
| 771 | America/New_York | |
| 772 | America/New_York | |
| 773 | America/Chicago | |
| 774 | America/New_York | |
| 775 | America/Los_Angeles | |
| 778 | America/Vancouver | |
| 779 | America/Chicago | |
| 780 | America/Edmonton | |
| 781 | America/New_York | |
| 782 | America/Halifax | |
| 784 | America/St_Vincent | |
| 785 | America/Chicago | |
| 786 | America/New_York | |
| 787 | America/Puerto_Rico | |
| 801 | America/Denver | |
| 802 | America/New_York | |
| 803 | America/New_York | |
| 804 | America/New_York | |
| 805 | America/Los_Angeles | |
| 806 | America/Chicago | |
| 807 | America/Toronto | |
| 808 | Pacific/Honolulu | |
| 809 | America/Santo_Domingo | |
| 810 | America/Detroit | |
| 812 | America/Indiana/Indianapolis | |
| 813 | America/New_York | |
| 814 | America/New_York | |
| 815 | America/Chicago | |
| 816 | America/Chicago | |
| 817 | America/Chicago | |
| 818 | America/Los_Angeles | |
| 819 | America/Toronto | |
| 820 | America/Los_Angeles | |
| 821 | America/New_York | |
| 825 | America/Edmonton | |
| 826 | America/New_York | |
| 828 | America/New_York | |
| 829 | America/Santo_Domingo | |
| 830 | America/Chicago | |
| 831 | America/Los_Angeles | |
| 832 | America/Chicago | |
| 835 | America/New_York | |
| 838 | America/New_York | |
| 839 | America/New_York | |
| 840 | America/Los_Angeles | |
| 843 | America/New_York | |
| 845 | America/New_York | |
| 847 | America/Chicago | |
| 848 | America/New_York | |
| 849 | America/Santo_Domingo | |
| 850 | America/Chicago | |
| 854 | America/New_York | |
| 856 | America/New_York | |
| 857 | America/New_York | |
| 858 | America/Los_Angeles | |
| 859 | America/New_York | |
| 860 | America/New_York | |
| 861 | America/Chicago | |
| 862 | America/New_York | |
| 863 | America/New_York | |
| 864 | America/New_York | |
| 865 | America/New_York | |
| 867 | America/Yellowknife | |
| 868 | America/Port_of_Spain | |
| 869 | America/St_Kitts | |
| 870 | America/Chicago | |
| 872 | America/Chicago | |
| 873 | America/Toronto | |
| 876 | America/Jamaica | |
| 878 | America/New_York | |
| 879 | America/St_Johns | |
| 901 | America/Chicago | |
| 902 | America/Halifax | |
| 903 | America/Chicago | |
| 904 | America/New_York | |
| 905 | America/Toronto | |
| 906 | America/Detroit | |
| 907 | America/Anchorage | |
| 908 | America/New_York | |
| 909 | America/Los_Angeles | |
| 910 | America/New_York | |
| 912 | America/New_York | |
| 913 | America/Chicago | |
| 914 | America/New_York | |
| 915 | America/Denver | |
| 916 | America/Los_Angeles | |
| 917 | America/New_York | |
| 918 | America/Chicago | |
| 919 | America/New_York | |
| 920 | America/Chicago | |
| 924 | America/Chicago | |
| 925 | America/Los_Angeles | |
| 928 | America/Phoenix | |
| 929 | America/New_York | |
| 930 | America/Indiana/Indianapolis | |
| 931 | America/Chicago | |
| 934 | America/New_York | |
| 936 | America/Chicago | |
| 937 | America/New_York | |
| 938 | America/Chicago | |
| 939 | America/Puerto_Rico | |
| 940 | America/Chicago | |
| 941 | America/New_York | |
| 943 | America/New_York | |
| 945 | America/Chicago | |
| 947 | America/Detroit | |
| 948 | America/New_York | |
| 949 | America/Los_Angeles | |
| 951 | America/Los_Angeles | |
| 952 | America/Chicago | |
| 954 | America/New_York | |
| 956 | America/Chicago | |
| 959 | America/New_York | |
| 970 | America/Denver | |
| 971 | America/Los_Angeles | |
| 972 | America/Chicago | |
| 973 | America/New_York | |
| 975 | America/Chicago | |
| 978 | America/New_York | |
| 979 | America/Chicago | |
| 980 | America/New_York | |
| 983 | America/Denver | |
| 984 | America/New_York | |
| 985 | America/Chicago | |
| 986 | America/Boise | |
| 989 | America/Detroit |
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Generated via gen AI. Cannot guarantee accuracy of all mappings (I spot checked quite a few)