| Area Code |
Country |
State |
Time Zone |
| 601 | US | Mississippi | Central Time Zone |
| 602 | US | Arizona | Mountain Time Zone |
| 603 | US | New Hampshire | Eastern Time Zone |
| 604 | Canada | British Columbia | Pacific Time Zone |
| 605 | US | South Dakota | Central Time Zone, Mountain Time Zone |
| 606 | US | Kentucky | Eastern Time Zone, Central Time Zone |
| 607 | US | New York | Eastern Time Zone |
| 608 | US | Wisconsin | Central Time Zone |
| 609 | US | New Jersey | Eastern Time Zone |
| 610 | US | Pennsylvania | Eastern Time Zone |
| 611 | Unassigned |
| 612 | US | Minnesota | Central Time Zone |
| 613 | Canada | Ontario | Eastern Time Zone |
| 614 | US | Ohio | Eastern Time Zone |
| 615 | US | Tennessee | Central Time Zone |
| 616 | US | Michigan | Eastern Time Zone |
| 617 | US | Massachusetts | Eastern Time Zone |
| 618 | US | Illinois | Central Time Zone |
| 619 | US | California | Pacific Time Zone |
| 620 | US | Kansas | Central Time Zone |
| 621 | Unassigned |
| 622 | Unassigned |
| 623 | US | Arizona | Mountain Time Zone |
| 624 | Unassigned |
| 625 | Unassigned |
| 626 | US | California | Pacific Time Zone |
| 627 | Unassigned |
| 628 | US | California | Pacific Time Zone |
| 629 | US | Tennessee | Central Time Zone |
| 630 | US | Illinois | Central Time Zone |
| 631 | US | New York | Eastern Time Zone |
| 632 | Unassigned |
| 633 | Unassigned |
| 634 | Unassigned |
| 635 | Unassigned |
| 636 | US | Missouri | Central Time Zone |
| 637 | Unassigned |
| 638 | Unassigned |
| 639 | Canada | Saskatchewan | Central Time Zone, Mountain Time Zone |
| 640 | US | New Jersey | Eastern Time Zone |
| 641 | US | Iowa | Central Time Zone |
| 642 | Unassigned |
| 643 | Unassigned |
| 644 | Unassigned |
| 645 | Unassigned |
| 646 | US | New York | Eastern Time Zone |
| 647 | Canada | Ontario | Eastern Time Zone |
| 648 | Unassigned |
| 649 | Turks & Caicos Islands | | Eastern Time Zone |
| 650 | US | California | Pacific Time Zone |
| 651 | US | Minnesota | Central Time Zone |
| 652 | Unassigned |
| 653 | Unassigned |
| 654 | Unassigned |
| 655 | Unassigned |
| 656 | US | Florida | Eastern Time Zone |
| 657 | US | California | Pacific Time Zone |
| 658 | Jamaica | | Eastern Time Zone |
| 659 | US | Alabama | Central Time Zone |
| 660 | US | Missouri | Central Time Zone |
| 661 | US | California | Pacific Time Zone |
| 662 | US | Mississippi | Central Time Zone |
| 663 | Unassigned |
| 664 | Montserrat | | Atlantic Time Zone |
| 665 | Unassigned |
| 666 | Unassigned |
| 667 | US | Maryland | Eastern Time Zone |
| 668 | Unassigned |
| 669 | US | California | Pacific Time Zone |
| 670 | CNMI, US Commonwealth | | Guam Time |
| 671 | Guam | | Guam Time |
| 672 | Canada | British Columbia | Pacific Time Zone |
| 673 | Unassigned |
| 674 | Unassigned |
| 675 | Unassigned |
| 676 | Unassigned |
| 677 | Unassigned |
| 678 | US | Georgia | Eastern Time Zone |
| 679 | US | Michigan | Eastern Time Zone |
| 680 | US | New York | Eastern Time Zone |
| 681 | US | West Virginia | Eastern Time Zone |
| 682 | US | Texas | Central Time Zone |
| 683 | Unassigned |
| 684 | American Samoa | | American Samoa Time |
| 685 | Unassigned |
| 686 | Unassigned |
| 687 | Unassigned |
| 688 | Unassigned |
| 689 | US | Florida | Eastern Time Zone |
| 690 | Unassigned |
| 691 | Unassigned |
| 692 | Unassigned |
| 693 | Unassigned |
| 694 | Unassigned |
| 695 | Unassigned |
| 696 | Unassigned |
| 697 | Unassigned |
| 698 | Unassigned |
| 699 | Unassigned |
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Note: Area codes in gray represents the location is outside of the 50 states of the U.S. and Canada.
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