| State | Area Code | Location & Time Zone |
| Alabama | 205 | Birmingham, Alabaster, Bessemer CST |
| 251 | Mobile, Prichard CST | |
| 256 | Huntsville, Anniston, Decatur CST | |
| 334 | Montgomery, Auburn, Dothan CST | |
| 938 | Huntsville CST | |
| Alaska | 907 | Anchorage, College, Fairbanks (UTC-9) |
| Alberta | 403 | Calgary MST |
| 587 | Calgary MST | |
| 780 | Edmonton MST | |
| 825 | Calgary MST | |
| American Samoa | 684 | Pago Pago, Pago (UTC-11) |
| Arizona | 480 | Mesa, Apache Junction, Chandler (UTC-7) |
| 520 | Tucson, Casa Adobes, Casa Grande (UTC-7) | |
| 602 | Phoenix (UTC-7) | |
| 623 | Phoenix, Avondale, Glendale (UTC-7) | |
| 928 | Yuma, Bullhead City, Flagstaff (UTC-7) | |
| Arkansas | 479 | Fort Smith, Fayetteville, Rogers CST |
| 501 | Little Rock, Benton, Conway CST | |
| 870 | Jonesboro, El Dorado, Paragould CST | |
| British Columbia | 236 | Vancouver PST |
| 250 | Kelowna PST | |
| 604 | Vancouver PST | |
| 778 | Vancouver PST | |
| California | 209 | Stockton, Atwater, Ceres PST |
| 213 | Los Angeles PST | |
| 279 | Sacramento PST | |
| 310 | Los Angeles, Beverly Hills, Carson PST | |
| 323 | Los Angeles, Bell, Bell Gardens PST | |
| 408 | San Jose, Campbell, Gilroy PST | |
| 415 | San Francisco, Novato, San Anselmo PST | |
| 424 | Los Angeles, Beverly Hills, Carson PST | |
| 442 | Oceanside PST | |
| 510 | Oakland, Alameda, Berkeley PST | |
| 530 | Redding, Chico, Davis PST | |
| 559 | Fresno, Clovis, Hanford PST | |
| 562 | Long Beach, Bellflower, Cerritos PST | |
| 619 | San Diego, Chula Vista, Coronado PST | |
| 626 | Pasadena, Alhambra, Altadena PST | |
| 628 | San Francisco PST | |
| 650 | San Mateo, Belmont, Burlingame PST | |
| 657 | Anaheim, Brea, Buena Park PST | |
| 661 | Bakersfield, Delano, Lancaster PST | |
| 669 | San Jose, Campbell, Gilroy PST | |
| 707 | Santa Rosa, Benicia, Eureka PST | |
| 714 | Anaheim, Brea, Buena Park PST | |
| 747 | Los Angeles PST | |
| 760 | Oceanside, Apple Valley, Barstow PST | |
| 805 | Oxnard, Atascadero, Camarillo PST | |
| 818 | Los Angeles, Agoura Hills, Burbank PST | |
| 820 | Oxnard PST | |
| 831 | Salinas, Hollister, Marina PST | |
| 858 | San Diego, Poway PST | |
| 909 | San Bernardino, Chino, Chino Hills PST | |
| 916 | Sacramento, Arden-arcade, Carmichael PST | |
| 925 | Concord, Antioch, Bay Point PST | |
| 949 | Irvine, Aliso Viejo, Costa Mesa PST | |
| 951 | Riverside, Banning, Corona PST | |
| Colorado | 303 | Denver, Arvada, Aurora MST |
| 719 | Colorado Springs, Pueblo, Security-widefield MST | |
| 720 | Denver, Arvada, Aurora MST | |
| 970 | Fort Collins, Grand Junction, Greeley MST | |
| Connecticut | 203 | Bridgeport, Danbury, East Haven EST |
| 475 | Bridgeport EST | |
| 860 | Hartford, Bristol, Central Manchester EST | |
| 959 | Hartford EST | |
| Delaware | 302 | Wilmington, Dover, Newark EST |
| Florida | 239 | Cape Coral, Bonita Springs, Fort Myers EST |
| 305 | Miami, Aventura, Carol City EST | |
| 321 | Orlando, Altamonte Springs, Apopka EST | |
| 352 | Gainesville, Oakland Park, Ocala EST | |
| 386 | Palm Coast, Daytona Beach, De Land EST | |
| 407 | Orlando, Altamonte Springs, Apopka EST | |
| 561 | West Palm Beach, Boca Del Mar, Boca Raton EST | |
| 727 | St. Petersburg, Bayonet Point, Clearwater EST | |
| 754 | Fort Lauderdale, Coconut Creek, Cooper City EST | |
| 772 | Port St. Lucie, Fort Pierce, Palm City EST | |
| 786 | Miami, Aventura, Carol City EST | |
| 813 | Tampa, Brandon, Citrus Park EST | |
| 850 | Tallahassee, Bellview, Brent EST / CST | |
| 863 | Lakeland, Winter Haven EST | |
| 904 | Jacksonville, Jacksonville Beach, Lakeside EST | |
| 941 | North Port, Bradenton, Port Charlotte EST | |
| 954 | Fort Lauderdale, Coconut Creek, Cooper City EST | |
| Georgia | 229 | Albany, Valdosta EST |
| 404 | Atlanta, Candler-McAfee, College Park EST | |
| 470 | Atlanta EST | |
| 478 | Macon, Warner Robins EST | |
| 678 | Atlanta, Alpharetta, Candler-McAfee EST | |
| 706 | Augusta, Athens, Columbus EST | |
| 762 | Augusta, Athens, Columbus EST | |
| 770 | Roswell, Alpharetta, Atlanta EST | |
| 912 | Savannah, Hinesville, Statesboro EST | |
| Guam | 671 | Dededo, Hagatna (UTC+10) |
| Hawaii | 808 | Urban Honolulu, Hilo, Honolulu (UTC-10) |
| Idaho | 208 | Boise City, Caldwell, Coeur D’alene MST / PST |
| 986 | Boise City MST / PST | |
| Illinois | 217 | Springfield, Champaign, Charleston CST |
| 224 | Elgin, Algonquin, Arlington Heights CST | |
| 309 | Peoria, Bloomington, East Moline CST | |
| 312 | Chicago CST | |
| 331 | Aurora, Addison, Bartlett CST | |
| 618 | Belleville, Alton, Carbondale CST | |
| 630 | Aurora, Addison, Bartlett CST | |
| 708 | Cicero, Bellwood, Berwyn CST | |
| 773 | Chicago CST | |
| 779 | Rockford, Belvidere, Crystal Lake CST | |
| 815 | Rockford, Belvidere, Crystal Lake CST | |
| 847 | Elgin, Algonquin, Arlington Heights CST | |
| 872 | Chicago CST | |
| Indiana | 219 | Hammond, East Chicago, Gary EST / CST |
| 260 | Fort Wayne EST | |
| 317 | Indianapolis, Carmel, Fishers EST | |
| 463 | Indianapolis EST | |
| 574 | South Bend, Elkhart, Goshen EST / CST | |
| 765 | Muncie, Anderson, Kokomo EST | |
| 812 | Evansville, Bloomington, Clarksville EST / CST | |
| 930 | Evansville EST / CST | |
| Iowa | 319 | Cedar Rapids, Burlington, Cedar Falls CST |
| 515 | Des Moines, Ames, Ankeny CST | |
| 563 | Davenport, Bettendorf, Clinton CST | |
| 641 | Mason City, Marshalltown, Ottumwa CST | |
| 712 | Sioux City, Council Bluffs CST | |
| Kansas | 316 | Wichita CST |
| 620 | Hutchinson, Dodge City, Emporia CST / MST | |
| 785 | Topeka, Hays, Lawrence CST / MST | |
| 913 | Overland Park, Kansas City, Leavenworth CST | |
| Kentucky | 270 | Bowling Green, Elizabethtown, Henderson EST / CST |
| 364 | Bowling Green EST / CST | |
| 502 | Louisville, Frankfort EST | |
| 606 | Ashland EST / CST | |
| 859 | Lexington-Fayette, Covington, Florence EST | |
| Louisiana | 225 | Baton Rouge CST |
| 318 | Shreveport, Alexandria, Bossier City CST | |
| 337 | Lafayette, Lake Charles, New Iberia CST | |
| 504 | New Orleans, Chalmette, Harvey CST | |
| 985 | Houma, Laplace, Slidell CST | |
| Maine | 207 | Portland, Auburn, Augusta EST |
| Manitoba | 204 | Winnipeg CST |
| 431 | Winnipeg CST | |
| Maryland | 240 | Germantown, Aspen Hill, Bethesda EST |
| 301 | Germantown, Aspen Hill, Bethesda EST | |
| 410 | Baltimore, Annapolis, Arbutus EST | |
| 443 | Baltimore, Annapolis, Arbutus EST | |
| 667 | Baltimore, Annapolis, Arbutus EST | |
| Massachusetts | 339 | Boston, Arlington, Braintree EST |
| 351 | Lowell, Beverly, Chelmsford EST | |
| 413 | Springfield, Agawam, Chicopee EST | |
| 508 | Worcester, Attleboro, Barnstable Town EST | |
| 617 | Boston, Belmont, Brookline EST | |
| 774 | Worcester, Attleboro, Barnstable Town EST | |
| 781 | Boston, Arlington, Braintree EST | |
| 857 | Boston, Belmont, Brookline EST | |
| 978 | Lowell, Beverly, Chelmsford EST | |
| Michigan | 231 | Muskegon, Norton Shores, Shelby EST |
| 248 | Troy, Bloomfield, Farmington Hills EST | |
| 269 | Kalamazoo, Battle Creek, Portage EST | |
| 313 | Detroit, Allen Park, Dearborn EST | |
| 517 | Lansing, Adrian, Clinton EST | |
| 586 | Warren, Clinton, Eastpointe EST | |
| 616 | Grand Rapids, Forest Hills, Holland EST | |
| 734 | Ann Arbor, Canton, Garden City EST | |
| 810 | Flint, Burton, Port Huron EST | |
| 906 | Marquette EST / CST | |
| 947 | Troy, Bloomfield, Farmington Hills EST | |
| 989 | Saginaw, Bay City, Harrison EST | |
| Minnesota | 218 | Duluth, Andover, Moorhead CST |
| 320 | St. Cloud CST | |
| 507 | Rochester, Austin, Faribault CST | |
| 612 | Minneapolis, Crystal, Golden Valley CST | |
| 651 | St. Paul, Apple Valley, Cottage Grove CST | |
| 763 | Brooklyn Park, Blaine, Brooklyn Center CST | |
| 952 | Bloomington, Burnsville, Chanhassen CST | |
| Mississippi | 228 | Gulfport, Biloxi, Pascagoula CST |
| 601 | Jackson, Clinton, Hattiesburg CST | |
| 662 | Southaven, Clarksdale, Columbus CST | |
| 769 | Jackson, Clinton, Hattiesburg CST | |
| Missouri | 314 | St. Louis, Affton, Ferguson CST |
| 417 | Springfield, Joplin CST | |
| 573 | Columbia, Cape Girardeau, Jefferson City CST | |
| 636 | O’Fallon, Ballwin, Chesterfield CST | |
| 660 | Sedalia CST | |
| 816 | Kansas City, Belton, Blue Springs CST | |
| Montana | 406 | Billings, Bozeman, Butte-silver Bow MST |
| Nebraska | 308 | Grand Island, Kearney, North Platte CST / MST |
| 402 | Omaha, Bellevue, Columbus CST | |
| 531 | Omaha CST | |
| Nevada | 702 | Las Vegas, Henderson, North Las Vegas PST |
| 725 | Las Vegas, Henderson, North Las Vegas PST | |
| 775 | Reno, Carson City, Pahrump PST | |
| New Brunswick | 506 | Moncton AST |
| New Hampshire | 603 | Manchester, Concord, Derry EST |
| New Jersey | 201 | Jersey City, Bayonne, Bergenfield EST |
| 551 | Jersey City, Bayonne, Bergenfield EST | |
| 609 | Trenton, Atlantic City, Ewing EST | |
| 640 | Trenton EST | |
| 732 | Toms River, Brick, Carteret EST | |
| 848 | Toms River, Brick, Carteret EST | |
| 856 | Camden, Bridgeton, Cherry Hill EST | |
| 862 | Newark, Belleville, Bloomfield EST | |
| 908 | Elizabeth, Cranford, Hillside EST | |
| 973 | Newark, Belleville, Bloomfield EST | |
| New Mexico | 505 | Albuquerque, Farmington, Gallup MST |
| 575 | Las Cruces, Alamogordo, Carlsbad MST | |
| New York | 212 | New York, Manhattan, New York City EST |
| 315 | Syracuse, Auburn, Rome EST | |
| 332 | New York EST | |
| 347 | New York, Bronx, Brooklyn EST | |
| 516 | Hempstead, Baldwin, East Meadow EST | |
| 518 | Albany, Rotterdam, Saratoga Springs EST | |
| 585 | Rochester, Brighton, Irondequoit EST | |
| 607 | Binghamton, Elmira, Ithaca EST | |
| 631 | Brentwood, Bay Shore, Centereach EST | |
| 646 | New York, Manhattan, New York City EST | |
| 680 | Syracuse EST | |
| 716 | Buffalo, Cheektowaga, Jamestown EST | |
| 718 | New York, Bronx, Brooklyn EST | |
| 838 | Albany EST | |
| 845 | New City, Kingston, Middletown EST | |
| 914 | Yonkers, Harrison, Mount Vernon EST | |
| 917 | New York, Bronx, Brooklyn EST | |
| 929 | New York, Bronx, Brooklyn EST | |
| 934 | Brentwood EST | |
| Newfoundland | 709 | St. Johns Newfoundland / AST |
| North Carolina | 252 | Greenville, Havelock, Kinston EST |
| 336 | Greensboro, Asheboro, Burlington EST | |
| 704 | Charlotte, Concord, Gastonia EST | |
| 743 | Greensboro EST | |
| 828 | Asheville, Hickory EST | |
| 910 | Fayetteville, Fort Bragg, Jacksonville EST | |
| 919 | Raleigh, Apex, Cary EST | |
| 980 | Charlotte, Concord, Gastonia EST | |
| 984 | Raleigh, Apex, Cary EST | |
| North Dakota | 701 | Fargo, Bismarck, Grand Forks CST / MST |
| Northern Mariana Islands | 670 | Saipan (UTC+10) |
| Northwest Territories | 867 | Whitehorse CST / MST / PST |
| Nova Scotia | 782 | Halifax AST |
| 902 | Halifax AST | |
| Nunavut | 867 | Whitehorse CST / MST / PST |
| Ohio | 216 | Cleveland, Brook Park, Cleveland Heights EST |
| 220 | Newark EST | |
| 234 | Akron, Alliance, Austintown EST | |
| 330 | Akron, Alliance, Austintown EST | |
| 380 | Columbus EST | |
| 419 | Toledo, Ashland, Bowling Green EST | |
| 440 | Parma, Ashtabula, Eastlake EST | |
| 513 | Cincinnati, Fairfield, Hamilton EST | |
| 567 | Toledo, Ashland, Bowling Green EST | |
| 614 | Columbus, Dublin, Gahanna EST | |
| 740 | Newark, Athens, Chillicothe EST | |
| 937 | Dayton, Beavercreek, Centerville EST | |
| Oklahoma | 405 | Oklahoma City, Bethany, Del City CST |
| 539 | Tulsa, Bartlesville, Broken Arrow CST | |
| 580 | Lawton, Altus, Ardmore CST | |
| 918 | Tulsa, Bartlesville, Broken Arrow CST | |
| Ontario | 226 | London EST |
| 249 | Sudbury EST | |
| 289 | Hamilton EST | |
| 343 | Ottawa EST | |
| 365 | Hamilton EST | |
| 416 | Toronto EST | |
| 437 | Toronto EST | |
| 519 | London EST | |
| 548 | London EST | |
| 613 | Ottawa EST | |
| 647 | Toronto EST | |
| 705 | Sudbury EST | |
| 807 | Kenora EST / CST | |
| 905 | Hamilton EST | |
| Oregon | 458 | Eugene MST / PST |
| 503 | Portland, Aloha, Beaverton PST | |
| 541 | Eugene, Albany, Bend MST / PST | |
| 971 | Portland, Aloha, Beaverton PST | |
| Pennsylvania | 215 | Philadelphia, Levittown EST |
| 223 | Lancaster EST | |
| 267 | Philadelphia, Levittown EST | |
| 272 | Scranton, Back Mountain, Hazleton EST | |
| 412 | Pittsburgh, Bethel Park, Mccandless EST | |
| 445 | Philadelphia EST | |
| 484 | Allentown, Bethlehem, Chester EST | |
| 570 | Scranton, Back Mountain, Hazleton EST | |
| 610 | Allentown, Bethlehem, Chester EST | |
| 717 | Lancaster, Harrisburg, Lebanon EST | |
| 724 | New Castle, Mccandless, Monroeville EST | |
| 814 | Erie, Altoona, Johnstown EST | |
| 878 | Pittsburgh, Bethel Park, Mccandless EST | |
| Prince Edward Island | 782 | Halifax AST |
| 902 | Halifax AST | |
| Puerto Rico | 787 | San Juan AST |
| 939 | San Juan AST | |
| Quebec | 367 | Quebec EST |
| 418 | Quebec EST | |
| 438 | Montreal EST | |
| 450 | Granby EST | |
| 514 | Montreal EST | |
| 579 | Granby EST | |
| 581 | Quebec EST | |
| 819 | Sherbrooke EST | |
| 873 | Sherbrooke EST | |
| Rhode Island | 401 | Providence, Bristol, Cranston EST |
| Saskatchewan | 306 | Saskatoon CST |
| 639 | Saskatoon CST | |
| South Carolina | 803 | Columbia, Aiken, Rock Hill EST |
| 843 | Charleston, Florence, Goose Creek EST | |
| 854 | Charleston EST | |
| 864 | Greenville, Anderson, Greenwood EST | |
| South Dakota | 605 | Sioux Falls, Aberdeen, Pierre CST / MST |
| Tennessee | 423 | Chattanooga, Bristol, Cleveland EST / CST |
| 615 | Nashville, Brentwood, Franklin CST | |
| 629 | Nashville CST | |
| 731 | Jackson CST | |
| 865 | Knoxville, Maryville, Oak Ridge EST | |
| 901 | Memphis, Bartlett, Collierville CST | |
| 931 | Clarksville, Columbia, Cookeville EST / CST | |
| Texas | 210 | San Antonio CST |
| 214 | Dallas, Allen, Arlington CST | |
| 254 | Killeen, Copperas Cove, Fort Hood CST | |
| 281 | Houston, Alvin, Atascocita CST | |
| 325 | Abilene, San Angelo CST | |
| 346 | Houston, Alvin, Atascocita CST | |
| 361 | Corpus Christi, Kingsville, Victoria CST | |
| 409 | Beaumont, Galveston, Port Arthur CST | |
| 430 | Tyler CST | |
| 432 | Midland, Big Spring, Odessa CST | |
| 469 | Dallas, Allen, Carrollton CST | |
| 512 | Austin, Cedar Park, Georgetown CST | |
| 682 | Fort Worth, Arlington, Bedford CST | |
| 713 | Houston, Alvin, Atascocita CST | |
| 726 | San Antonio CST | |
| 737 | Austin, Cedar Park, Georgetown CST | |
| 806 | Lubbock, Amarillo, Plainview CST | |
| 817 | Fort Worth, Arlington, Bedford CST | |
| 830 | New Braunfels, Del Rio, Eagle Pass CST | |
| 832 | Houston, Alvin, Atascocita CST | |
| 903 | Tyler, Corsicana, Denison CST | |
| 915 | El Paso, Socorro CST / MST | |
| 936 | Conroe, Huntsville, Lufkin CST | |
| 940 | Denton, Lewisville, Wichita Falls CST | |
| 956 | Laredo, Brownsville, Edinburg CST | |
| 972 | Dallas, Allen, Carrollton CST | |
| 979 | College Station, Bryan, Lake Jackson CST | |
| Utah | 385 | Salt Lake City MST |
| 435 | St. George, Cedar City, Logan MST | |
| 801 | Salt Lake City, American Fork, Bountiful MST | |
| Vermont | 802 | Burlington, Montpelier EST |
| Virgin Islands | 340 | St. Croix, Charlotte Amalie AST |
| Virginia | 276 | Bristol, Richmond EST |
| 434 | Lynchburg, Charlottesville, Danville EST | |
| 540 | Roanoke, Blacksburg, Cave Spring EST | |
| 571 | Arlington, Alexandria, Annandale EST | |
| 703 | Arlington, Alexandria, Annandale EST | |
| 757 | Virginia Beach, Chesapeake, Hampton EST | |
| 804 | Richmond, Hopewell, Mechanicsville EST | |
| Washington | 206 | Seattle, Bainbridge Island, Burien PST |
| 253 | Tacoma, Auburn, East Hill-meridian PST | |
| 360 | Vancouver, Bellingham, Bremerton PST | |
| 425 | Bellevue, Bothell, Cascade-Fairwood PST | |
| 509 | Spokane, Kennewick, Opportunity PST | |
| 564 | Vancouver PST | |
| Washington, DC | 202 | Washington EST |
| West Virginia | 304 | Charleston, Huntington, Morgantown EST |
| 681 | Charleston EST | |
| Wisconsin | 262 | Kenosha, Brookfield, Caledonia CST |
| 414 | Milwaukee, Franklin, Greenfield CST | |
| 534 | Eau Claire CST | |
| 608 | Madison, Beloit, Fitchburg CST | |
| 715 | Eau Claire, Stevens Point, Superior CST | |
| 920 | Green Bay, Appleton, De Pere CST | |
| Wyoming | 307 | Cheyenne, Casper, Gillette MST |
| Yukon | 867 | Whitehorse CST / MST / PST |