| Area Code | Major City | Timezone |
|---|---|---|
| 201 | Jersey City,New Jersey | Eastern |
| 202 | Washington,Washington, DC | Eastern |
| 203 | Bridgeport,Connecticut | Eastern |
| 204 | Winnipeg, MB,Canada | Central |
| 205 | Birmingham,Alabama | Central |
| 206 | Seattle,Washington | Pacific |
| 207 | Portland,Maine | Eastern |
| 208 | Boise City,Idaho | Mountain |
| 209 | Stockton,California | Pacific |
| 210 | San Antonio,Texas | Central |
| 212 | New York,New York | Eastern |
| 213 | Los Angeles,California | Pacific |
| 214 | Dallas,Texas | Central |
| 215 | Philadelphia,Pennsylvania | Eastern |
| 216 | Cleveland,Ohio | Eastern |
| 217 | Springfield,Illinois | Central |
| 218 | Duluth,Minnesota | Central |
| 219 | Hammond,Indiana | Eastern |
| 224 | Elgin,Illinois | Central |
| 225 | Baton Rouge,Louisiana | Central |
| 226 | London, ON,Canada | Eastern |
| 228 | Gulfport,Mississippi | Central |
| 229 | Albany,Georgia | Eastern |
| 231 | Muskegon,Michigan | Eastern |
| 234 | Akron,Ohio | Eastern |
| 236 | Vancouver, BC,Canada | Pacific |
| 239 | Cape Coral,Florida | Eastern |
| 240 | Germantown,Maryland | Eastern |
| 248 | Troy,Michigan | Eastern |
| 249 | Sudbury, ON,Canada | Eastern |
| 250 | Kelowna, BC,Canada | Pacific |
| 251 | Mobile,Alabama | Central |
| 252 | Greenville,North Carolina | Eastern |
| 253 | Tacoma,Washington | Pacific |
| 254 | Killeen,Texas | Central |
| 256 | Huntsville,Alabama | Central |
| 260 | Fort Wayne,Indiana | Eastern |
| 262 | Kenosha,Wisconsin | Central |
| 267 | Philadelphia,Pennsylvania | Eastern |
| 269 | Kalamazoo,Michigan | Eastern |
| 270 | Bowling Green,Kentucky | Eastern |
| 272 | Scranton,Pennsylvania | Eastern |
| 276 | Bristol,Virginia | Eastern |
| 281 | Houston,Texas | Central |
| 289 | Hamilton, ON,Canada | Eastern |
| 301 | Germantown,Maryland | Eastern |
| 302 | Wilmington,Delaware | Eastern |
| 303 | Denver,Colorado | Mountain |
| 304 | Charleston,West Virginia | Eastern |
| 305 | Miami,Florida | Eastern |
| 306 | Saskatoon, SK,Canada | (UTC-6) |
| 307 | Cheyenne,Wyoming | Mountain |
| 308 | Grand Island,Nebraska | Central |
| 309 | Peoria,Illinois | Central |
| 310 | Los Angeles,California | Pacific |
| 312 | Chicago,Illinois | Central |
| 313 | Detroit,Michigan | Eastern |
| 314 | St. Louis,Missouri | Central |
| 315 | Syracuse,New York | Eastern |
| 316 | Wichita,Kansas | Central |
| 317 | Indianapolis city (balance),Indiana | Eastern |
| 318 | Shreveport,Louisiana | Central |
| 319 | Cedar Rapids,Iowa | Central |
| 320 | St. Cloud,Minnesota | Central |
| 321 | Orlando,Florida | Eastern |
| 323 | Los Angeles,California | Pacific |
| 325 | Abilene,Texas | Central |
| 330 | Akron,Ohio | Eastern |
| 331 | Aurora,Illinois | Central |
| 332 | New York,New York | Eastern |
| 334 | Montgomery,Alabama | Central |
| 336 | Greensboro,North Carolina | Eastern |
| 337 | Lafayette,Louisiana | Central |
| 339 | Boston,Massachusetts | Eastern |
| 340 | St. Croix,Virgin Islands | (UTC-4) |
| 343 | Ottawa, ON,Canada | Eastern |
| 346 | Houston,Texas | Central |
| 347 | New York,New York | Eastern |
| 351 | Lowell,Massachusetts | Eastern |
| 352 | Gainesville,Florida | Eastern |
| 360 | Vancouver,Washington | Pacific |
| 361 | Corpus Christi,Texas | Central |
| 364 | Bowling Green,Kentucky | Eastern |
| 365 | Hamilton, ON,Canada | Eastern |
| 380 | Columbus,Ohio | Eastern |
| 385 | Salt Lake City,Utah | Mountain |
| 386 | Palm Coast,Florida | Eastern |
| 401 | Providence,Rhode Island | Eastern |
| 402 | Omaha,Nebraska | Central |
| 403 | Calgary, AB,Canada | Mountain |
| 404 | Atlanta,Georgia | Eastern |
| 405 | Oklahoma City,Oklahoma | Central |
| 406 | Billings,Montana | Mountain |
| 407 | Orlando,Florida | Eastern |
| 408 | San Jose,California | Pacific |
| 409 | Beaumont,Texas | Central |
| 410 | Baltimore,Maryland | Eastern |
| 412 | Pittsburgh,Pennsylvania | Eastern |
| 413 | Springfield,Massachusetts | Eastern |
| 414 | Milwaukee,Wisconsin | Central |
| 415 | San Francisco,California | Pacific |
| 416 | Toronto, ON,Canada | Eastern |
| 417 | Springfield,Missouri | Central |
| 418 | Quebec, QC,Canada | Eastern |
| 419 | Toledo,Ohio | Eastern |
| 423 | Chattanooga,Tennessee | Eastern |
| 424 | Los Angeles,California | Pacific |
| 425 | Bellevue,Washington | Pacific |
| 430 | Tyler,Texas | Central |
| 431 | Winnipeg, MB,Canada | Central |
| 432 | Midland,Texas | Central |
| 434 | Lynchburg,Virginia | Eastern |
| 435 | St. George,Utah | Mountain |
| 437 | Toronto, ON,Canada | Eastern |
| 438 | Montreal, QC,Canada | Eastern |
| 440 | Parma,Ohio | Eastern |
| 442 | Oceanside,California | Pacific |
| 443 | Baltimore,Maryland | Eastern |
| 450 | Granby, QC,Canada | Eastern |
| 458 | Eugene,Oregon | Mountain |
| 463 | Indianapolis city (balance),Indiana | Eastern |
| 469 | Dallas,Texas | Central |
| 470 | Atlanta,Georgia | Eastern |
| 475 | Bridgeport,Connecticut | Eastern |
| 478 | Macon,Georgia | Eastern |
| 479 | Fort Smith,Arkansas | Central |
| 480 | Mesa,Arizona | (UTC-7) |
| 484 | Allentown,Pennsylvania | Eastern |
| 501 | Little Rock,Arkansas | Central |
| 502 | Louisville,Kentucky | Eastern |
| 503 | Portland,Oregon | Pacific |
| 504 | New Orleans,Louisiana | Central |
| 505 | Albuquerque,New Mexico | Mountain |
| 506 | Moncton, NB,Canada | Atlantic |
| 507 | Rochester,Minnesota | Central |
| 508 | Worcester,Massachusetts | Eastern |
| 509 | Spokane,Washington | Pacific |
| 510 | Oakland,California | Pacific |
| 512 | Austin,Texas | Central |
| 513 | Cincinnati,Ohio | Eastern |
| 514 | Montreal, QC,Canada | Eastern |
| 515 | Des Moines,Iowa | Central |
| 516 | Hempstead,New York | Eastern |
| 517 | Lansing,Michigan | Eastern |
| 518 | Albany,New York | Eastern |
| 519 | London, ON,Canada | Eastern |
| 520 | Tucson,Arizona | (UTC-7) |
| 530 | Redding,California | Pacific |
| 531 | Omaha,Nebraska | Central |
| 534 | Eau Claire,Wisconsin | Central |
| 539 | Tulsa,Oklahoma | Central |
| 540 | Roanoke,Virginia | Eastern |
| 541 | Eugene,Oregon | Mountain |
| 548 | London, ON,Canada | Eastern |
| 551 | Jersey City,New Jersey | Eastern |
| 559 | Fresno,California | Pacific |
| 561 | West Palm Beach,Florida | Eastern |
| 562 | Long Beach,California | Pacific |
| 563 | Davenport,Iowa | Central |
| 567 | Toledo,Ohio | Eastern |
| 570 | Scranton,Pennsylvania | Eastern |
| 571 | Arlington,Virginia | Eastern |
| 573 | Columbia,Missouri | Central |
| 574 | South Bend,Indiana | Eastern |
| 575 | Las Cruces,New Mexico | Mountain |
| 579 | Granby, QC,Canada | Pacific |
| 580 | Lawton,Oklahoma | Central |
| 581 | Quebec, QC,Canada | Eastern |
| 585 | Rochester,New York | Eastern |
| 586 | Warren,Michigan | Eastern |
| 587 | Calgary, AB,Canada | Mountain |
| 601 | Jackson,Mississippi | Central |
| 602 | Phoenix,Arizona | (UTC-7) |
| 603 | Manchester,New Hampshire | Eastern |
| 604 | Vancouver, BC,Canada | Pacific |
| 605 | Sioux Falls,South Dakota | Central |
| 606 | Ashland,Kentucky | Eastern |
| 607 | Binghamton,New York | Eastern |
| 608 | Madison,Wisconsin | Central |
| 609 | Trenton,New Jersey | Eastern |
| 610 | Allentown,Pennsylvania | Eastern |
| 612 | Minneapolis,Minnesota | Central |
| 613 | Ottawa, ON,Canada | Eastern |
| 614 | Columbus,Ohio | Eastern |
| 615 | Nashville,Tennessee | Central |
| 616 | Grand Rapids,Michigan | Eastern |
| 617 | Boston,Massachusetts | Eastern |
| 618 | Belleville,Illinois | Central |
| 619 | San Diego,California | Pacific |
| 620 | Hutchinson,Kansas | Central |
| 623 | Phoenix,Arizona | (UTC-7) |
| 626 | Pasadena,California | Pacific |
| 628 | San Francisco,California | Pacific |
| 629 | Nashville,Tennessee | Central |
| 630 | Aurora,Illinois | Central |
| 631 | Brentwood,New York | Eastern |
| 636 | O'Fallon,Missouri | Central |
| 639 | Saskatoon, SK,Canada | (UTC-6) |
| 641 | Mason City,Iowa | Central |
| 646 | New York,New York | Eastern |
| 647 | Toronto, ON,Canada | Eastern |
| 650 | San Mateo,California | Pacific |
| 651 | St. Paul,Minnesota | Central |
| 657 | Anaheim,California | Pacific |
| 660 | Sedalia,Missouri | Central |
| 661 | Bakersfield,California | Pacific |
| 662 | Southaven,Mississippi | Central |
| 667 | Baltimore,Maryland | Eastern |
| 669 | San Jose,California | Pacific |
| 670 | Saipan,Northern Mariana Islands | (UTC+10) |
| 671 | Dededo,Guam | (UTC+10) |
| 678 | Atlanta,Georgia | Eastern |
| 680 | Syracuse,New York | Eastern |
| 681 | Charleston,West Virginia | Eastern |
| 682 | Fort Worth,Texas | Central |
| 684 | Pago Pago,American Samoa | (UTC-11) |
| 701 | Fargo,North Dakota | Central |
| 702 | Las Vegas,Nevada | Pacific |
| 703 | Arlington,Virginia | Eastern |
| 704 | Charlotte,North Carolina | Eastern |
| 705 | Sudbury, ON,Canada | Eastern |
| 706 | Augusta,Georgia | Eastern |
| 707 | Santa Rosa,California | Pacific |
| 708 | Cicero,Illinois | Central |
| 709 | St. Johns, NL,Canada | Newfoundland |
| 712 | Sioux City,Iowa | Central |
| 713 | Houston,Texas | Central |
| 714 | Anaheim,California | Pacific |
| 715 | Eau Claire,Wisconsin | Central |
| 716 | Buffalo,New York | Eastern |
| 717 | Lancaster,Pennsylvania | Eastern |
| 718 | New York,New York | Eastern |
| 719 | Colorado Springs,Colorado | Mountain |
| 720 | Denver,Colorado | Mountain |
| 724 | New Castle,Pennsylvania | Eastern |
| 725 | Las Vegas,Nevada | Pacific |
| 727 | St. Petersburg,Florida | Eastern |
| 731 | Jackson,Tennessee | Central |
| 732 | Toms River,New Jersey | Eastern |
| 734 | Ann Arbor,Michigan | Eastern |
| 737 | Austin,Texas | Central |
| 740 | Newark,Ohio | Eastern |
| 743 | Greensboro,North Carolina | Eastern |
| 747 | Los Angeles,California | Pacific |
| 754 | Fort Lauderdale,Florida | Eastern |
| 757 | Virginia Beach,Virginia | Eastern |
| 760 | Oceanside,California | Pacific |
| 762 | Augusta,Georgia | Eastern |
| 763 | Brooklyn Park,Minnesota | Central |
| 765 | Muncie,Indiana | Eastern |
| 769 | Jackson,Mississippi | Central |
| 770 | Roswell,Georgia | Eastern |
| 772 | Port St. Lucie,Florida | Eastern |
| 773 | Chicago,Illinois | Central |
| 774 | Worcester,Massachusetts | Eastern |
| 775 | Reno,Nevada | Pacific |
| 778 | Vancouver, BC,Canada | Pacific |
| 779 | Rockford,Illinois | Central |
| 780 | Edmonton, AB,Canada | Mountain |
| 781 | Boston,Massachusetts | Eastern |
| 782 | Halifax, NS,Canada | Atlantic |
| 785 | Topeka,Kansas | Central |
| 786 | Miami,Florida | Eastern |
| 787 | San Juan,Puerto Rico | (UTC-4) |
| 801 | Salt Lake City,Utah | Mountain |
| 802 | Burlington,Vermont | Eastern |
| 803 | Columbia,South Carolina | Eastern |
| 804 | Richmond,Virginia | Eastern |
| 805 | Oxnard,California | Pacific |
| 806 | Lubbock,Texas | Central |
| 807 | Kenora, ON,Canada | Eastern |
| 808 | Urban Honolulu,Hawaii | (UTC-10) |
| 810 | Flint,Michigan | Eastern |
| 812 | Evansville,Indiana | Eastern |
| 813 | Tampa,Florida | Eastern |
| 814 | Erie,Pennsylvania | Eastern |
| 815 | Rockford,Illinois | Central |
| 816 | Kansas City,Missouri | Central |
| 817 | Fort Worth,Texas | Central |
| 818 | Los Angeles,California | Pacific |
| 819 | Sherbrooke, QC,Canada | Eastern |
| 825 | Calgary, AB,Canada | Mountain |
| 828 | Asheville,North Carolina | Eastern |
| 830 | New Braunfels,Texas | Central |
| 831 | Salinas,California | Pacific |
| 832 | Houston,Texas | Central |
| 843 | Charleston,South Carolina | Eastern |
| 845 | New City,New York | Eastern |
| 847 | Elgin,Illinois | Central |
| 848 | Toms River,New Jersey | Eastern |
| 850 | Tallahassee,Florida | Eastern |
| 856 | Camden,New Jersey | Eastern |
| 857 | Boston,Massachusetts | Eastern |
| 858 | San Diego,California | Pacific |
| 859 | Lexington-Fayette,Kentucky | Eastern |
| 860 | Hartford,Connecticut | Eastern |
| 862 | Newark,New Jersey | Eastern |
| 863 | Lakeland,Florida | Eastern |
| 864 | Greenville,South Carolina | Eastern |
| 865 | Knoxville,Tennessee | Eastern |
| 867 | Whitehorse, YT,Canada | Central |
| 870 | Jonesboro,Arkansas | Central |
| 872 | Chicago,Illinois | Central |
| 873 | Sherbrooke, QC,Canada | Eastern |
| 878 | Pittsburgh,Pennsylvania | Eastern |
| 901 | Memphis,Tennessee | Central |
| 902 | Halifax, NS,Canada | Atlantic |
| 903 | Tyler,Texas | Central |
| 904 | Jacksonville,Florida | Eastern |
| 905 | Hamilton, ON,Canada | Eastern |
| 906 | Marquette,Michigan | Eastern |
| 907 | Anchorage,Alaska | (UTC-9) |
| 908 | Elizabeth,New Jersey | Eastern |
| 909 | San Bernardino,California | Pacific |
| 910 | Fayetteville,North Carolina | Eastern |
| 912 | Savannah,Georgia | Eastern |
| 913 | Overland Park,Kansas | Central |
| 914 | Yonkers,New York | Eastern |
| 915 | El Paso,Texas | Central |
| 916 | Sacramento,California | Pacific |
| 917 | New York,New York | Eastern |
| 918 | Tulsa,Oklahoma | Central |
| 919 | Raleigh,North Carolina | Eastern |
| 920 | Green Bay,Wisconsin | Central |
| 925 | Concord,California | Pacific |
| 928 | Yuma,Arizona | (UTC-7) |
| 929 | New York,New York | Eastern |
| 930 | Evansville,Indiana | Eastern |
| 931 | Clarksville,Tennessee | Eastern |
| 934 | Brentwood,New York | Eastern |
| 936 | Conroe,Texas | Central |
| 937 | Dayton,Ohio | Eastern |
| 938 | Huntsville,Alabama | Central |
| 939 | San Juan,Puerto Rico | (UTC-4) |
| 940 | Denton,Texas | Central |
| 941 | North Port,Florida | Eastern |
| 947 | Troy,Michigan | Eastern |
| 949 | Irvine,California | Pacific |
| 951 | Riverside,California | Pacific |
| 952 | Bloomington,Minnesota | Central |
| 954 | Fort Lauderdale,Florida | Eastern |
| 956 | Laredo,Texas | Central |
| 959 | Hartford,Connecticut | Eastern |
| 970 | Fort Collins,Colorado | Mountain |
| 971 | Portland,Oregon | Pacific |
| 972 | Dallas,Texas | Central |
| 973 | Newark,New Jersey | Eastern |
| 978 | Lowell,Massachusetts | Eastern |
| 979 | College Station,Texas | Central |
| 980 | Charlotte,North Carolina | Eastern |
| 984 | Raleigh,North Carolina | Eastern |
| 985 | Houma,Louisiana | Central |
| 989 | Saginaw,Michigan | Eastern |