| Stato | Codici |
| Alabama | - 205 (Birmingham, Tuscaloosa)
- 251 (Mobile, Jackson, Gulf Shores)
- 256/938 (Huntsville, Anniston, Firenze)
- 334 (Montgomery, Dothan, Selma)
|
| Alaska | |
| Arizona | - 480 (Mesa, Scottsdale, Tempe)
- 520 (Tucson, Nogales, Bisbee)
- 602 (Phoenix)
- 623 (Glendale, Sun City, Peoria)
- 928 (Flagstaff, Yuma, Prescott)
|
| Arkansas | - 479 (Fayetteville, Fort Smith)
- 501 (Little Rock, Hot Springs)
- 870 (Pine Bluff, Jonesboro, Texarkana)
|
| California | - 209 (Stockton, Modesto, Merced)
- 213 (Los Angeles (Centro città))
- 310/424 (Santa Monica, Torrance, West Los Angeles)
- 323 (Los Angeles (Hollywood, Crenshaw, East LA))
- 408/669 (San Jose, Gilroy, Sunnyvale)
- 415 (San Francisco, San Rafael, Novato)
- 510 (Oakland, Fremont, Berkeley)
- 530 (Redding, Davis, Chico)
- 559 (Fresno, Visalia, Madera)
- 562 (Long Beach, Whittier, Norwalk)
- 619 (San Diego (centro), Chula Vista, El Cajon)
- 626 (Pasadena, West Covina, El Monte)
- 650 (San Mateo, Palo Alto, Daly City)
- 661 (Bakersfield, Lancaster, Santa Clarita)
- 707 (Santa Rosa, Eureka, Fairfield)
- 714/657 (Anaheim, Santa Ana, Fullerton)
- 760/442 (Palm Springs, Barstow, Bishop)
- 805 (Ventura, Santa Barbara, San Luis Obispo)
- 818/747 (Burbank, San Fernando, Van Nuys)
- 831 (Monterey, Santa Cruz, Salinas)
- 858 (Solana Beach, La Jolla, Poway)
- 909 (San Bernardino, Pomona, Ontario)
- 916 (Sacramento, Roseville, Elk Grove)
- 925 (Concord, Livermore, Antioch)
- 949 (Irvine, Mission Viejo, Newport Beach)
- 951 (Riverside, Temecula, Corona)
|
| Colorado | - 303/720 (Denver, Boulder, Aurora)
- 719 (Colorado Springs, Pueblo)
- 970 (Grand Junction, Fruita, Mack, Loma, Palisade, Clifton, Fruitvale, Redlands, Fort Collins, Aspen, Durango)
|
| Connecticut | - 203/475 (Bridgeport, New Haven, Stamford)
- 860 (Hartford, New London, Waterbury)
|
| Delaware | |
| Distretto di Columbia | - 202 (Washington, DC)
- 710 (governo USA)
|
| Florida | - 239 (Fort Myers, Napoli)
- 305/786 (Miami, Key West)
- 321 (Melbourne, Orlando Overlay)
- 352 (Gainesville, Ocala)
- 386 (Daytona Beach, Lake City)
- 407/321 (Orlando, Sanford)
- 561 (West Palm Beach, Boca Raton)
- 727 (San Pietroburgo, Clearwater)
- 772 (Fort Pierce, Vero Beach)
- 813 (Tampa)
- 850 (Tallahassee, Pensacola, Panama City)
- 863 (Lakeland, Clewiston)
- 904 (Jacksonville, Saint Augustine)
- 941 (Sarasota, Punta Gorda)
- 954/754 (Fort Lauderdale, Hollywood)
|
| Georgia | - 229 (Albany, Valdosta)
- 404/678/470 (Atlanta)
- 478 (Macon, Dublino)
- 706/762 (Augusta, Columbus, Atene)
- 770/678/470 (Marietta, Stockbridge)
- 912 (Savannah, Waycross)
|
| Hawaii | |
| Idaho | |
| Illinois | - 217 (Springfield, Champaign, Decatur)
- 309 (Peoria, Bloomington, Moline)
- 312 (Chicago Loop)
- 618 (Carbondale, East St. Louis)
- 630/331 (Aurora, Naperville)
- 708/464 (Cicero, Oak Park, Chicago Heights)
- 773 (Chicago (escluso il Loop))
- 815/779 (Rockford, Joliet)
- 847/224 (Waukegan, Evanston, Elgin)
|
| Indiana | - 219 (Gary, Hammond)
- 260 (Fort Wayne, Wabash, Angola)
- 317 (Indianapolis)
- 574 (South Bend, Elkhart)
- 765 (Kokomo, Lafayette, Muncie)
- 812/930 (Evansville, Terre Haute, Bloomington) (sovrapposizione prevista; composizione locale a 10 cifre obbligatoria nel settembre 2014)
|
| Iowa | - 319 (Waterloo, Cedar Rapids, Iowa City)
- 515 (Des Moines, Ames, Fort Dodge)
- 563 (Davenport, Dubuque)
- 641 (Mason City, Ottumwa, Grinell)
- 712 (Sioux City, Council Bluffs)
|
| Kansas | - 316 (Wichita, Newton)
- 620 (Dodge City, Emporia, Hutchinson)
- 785 (Topeka, Salina, Manhattan)
- 913 (Kansas City, Olathe, Overland Park)
|
| Kentucky | - 270/364 (Bowling Green, Owensboro, Elizabethtown, Paducah)
- 502 (Louisville, Georgetown, Frankfort)
- 606 (Ashland, Somerset, Middlesboro, Pikeville)
- 859 (Lexington, Covington, Richmond)
|
| Louisiana | - 225 (Baton Rouge, Donaldsonville)
- 318 (Shreveport, Monroe, Alexandria)
- 337 (Lafayette, Lake Charles)
- 504 (New Orleans)
- 985 (Houma, Hammond, Slidell)
|
| Maine | |
| Maryland | - 301/240 (College Park, Hagerstown, Cumberland)
- 410/443 (Baltimora, Annapolis, Salisbury)
|
| Massachusetts | - 413 (Springfield, Pittsfield, Greenfield)
- 508/774 (New Bedford, Worcester, Nantucket)
- 617/857 (Boston, Cambridge)
- 781/339 (Waltham, Lynn)
- 978/351 (Lowell, Salem, Fitchburg)
|
| Michigan | - 231 (Muskegon, Traverse City)
- 248/947 (Contea di Oakland, comprese Pontiac e Troy)
- 269 (Kalamazoo, Battle Creek)
- 313 (Detroit)
- 586 (Warren)
- 616 (Grand Rapids, Olanda)
- 517 (Lansing, Jackson)
- 734 (Ann Arbor, Monroe)
- 810 (Flint, Port Huron)
- 906 (Sault Ste. Marie, Marquette)
- 989 (Saginaw, Mount Pleasant)
|
| Minnesota | - 218 (Duluth, Moorhead, International Falls)
- 320 (Saint Cloud, Morris)
- 507 (Rochester, Mankato)
- 612 (Minneapolis)
- 651 (San Paolo)
- 763 (Anoka, Brooklyn Park)
- 952 (Bloomington, Chasaka)
|
| Mississippi | - 228 (Biloxi, Gulfport)
- 601/769 (Jackson, Meridian, Hattiesburg)
- 662 (Tupelo, Greenville, Columbus)
|
| Missouri | - 314 (St. Louis, Kirkwood)
- 417 (Springfield, Joplin, Branson)
- 573 (Jefferson City, Cape Girardeau, Columbia)
- 636 (St. Charles, Florissant)
- 660 (Sedalia, Kirksville)
- 816 (Kansas City, St. Joseph)
|
| Montana | |
| Nebraska | - 308 (Grand Island, North Platte, Scottsbluff)
- 402/531 (Omaha, Lincoln)
|
| Nevada | - 702/725 (Las Vegas, Henderson)
- 775 (Reno, Carson City, Elko)
|
| New Hampshire | - 603 (tutto il New Hampshire)
|
| New Jersey | - 201/551 (Hackensack, Jersey City, Hoboken)
- 609 (Atlantic City, Trenton)
- 732/848 (New Brunswick, Long Branch)
- 856 (Camden, Millville)
- 908 (Elizabeth, Plainfield)
- 973/862 (Newark, Paterson, Morristown)
|
| Nuovo Messico | - 505 (Albuquerque, Santa Fe, Farmington)
- 575 (Las Cruces, Roswell, Tucumcari)
|
| Carolina del Nord | - 252 (Rocky Mount, Greenville)
- 336 (Greensboro, Winston-Salem)
- 704/980 (Charlotte, Gastonia)
- 828 (Asheville, Hickory)
- 910 (Wilmington, Fayetteville)
- 919/984 (Raleigh, Durham)
|
| Dakota del Nord | - 701 (tutto il Nord Dakota)
|
| New York | - 212/917/646 (NYC-Manhattan)
- 315 (Siracusa, Utica)
- 516 (Contea di Nassau, comprese Hempstead e Elmont)
- 518 (Albany, Schenectady, Plattsburgh)
- 585 (Rochester, Batavia)
- 607 (Binghamton, Elmira)
- 631 (Contea di Suffolk, compresi Riverhead, Islip e Brentwood)
- 716 (Buffalo, Cascate del Niagara, Jamestown)
- 718/917/347 (NYC-Brooklyn, Queens, Bronx, Staten Island)
- 845 (Poughkeepsie, Newburgh, Nyack)
- 914 (White Plains, Yonkers)
|
| Ohio | - 216 (Cleveland)
- 330/234 (Akron, Canton, Youngstown)
- 419/567 (Toledo, Mansfield, Sandusky)
- 440 (Elyria, Ashtabula)
- 513 (Cincinnati, Libano)
- 614 (Colombo)
- 740 (Zanesville, Portsmouth, Steubenville)
- 937 (Dayton, Springfield)
|
| Oklahoma | - 405 (Oklahoma City, Stillwater)
- 580 (Enid, Lawton)
- 918/539 (Tulsa, Muskogee, Bartlesville)
|
| Oregon | - 503/971 (Portland, Salem, Astoria)
- 541 (Eugene, Medford, Bend, Pendleton)
|
| Pennsylvania | - 215/267 (Filadelfia)
- 412/878 (Pittsburgh, McKeesport)
- 570/272 (Scranton, Wilkes-Barre)
- 610/484 (Allentown, Reading, Norristown)
- 717 (Harrisburg, Lancaster, York)
- 724/878 (New Castle, Indiana)
- 814 (Erie, Altoona)
|
| Rhode Island | - 401 (tutto il Rhode Island)
|
| Carolina del Sud | - 803 (Columbia, Aiken, Rock Hill)
- 843 (Charleston, Firenze, Myrtle Beach)
- 864 (Greenville, Spartanburg)
|
| Sud Dakota | - 605 (tutto il Sud Dakota)
|
| Tennessee | - 423 (Chattanooga, Johnson City)
- 615 (Nashville)
- 731 (Jackson, Milano)
- 865 (Knoxville)
- 901 (Memphis)
- 931 (Clarksville, Columbia)
|
| Texas | - 210 (San Antonio)
- 214/972/469 (Dallas, Plano)
- 254 (Waco, Killeen, Stephenville)
- 325 (Abilene, San Angelo)
- 361 (Corpus Christi, Victoria)
- 409 (Beaumont, Galveston)
- 432 (Midland, Odessa, Alpine)
- 512 (Austin, San Marcos)
- 713/281/832/346 (Houston)
- 817/682 (Fort Worth, Arlington)
- 830 (Del Rio, Fredericksburg)
- 903/430 (Tyler, Texarkana)
- 915 (El Paso)
- 936 (Lufkin, Huntsville)
- 940 (Wichita Falls, Denton)
- 956 (Brownsville, Laredo)
- 979 (College Station, Angleton)
|
| Utah | - 435 (Cedar City, Logan, Moab)
- 801/385 (Salt Lake City, Ogden, Provo)
|
| Vermont | |
| Virginia | - 276 (Bristol, Wytheville)
- 434 (Charlottesville, Danville)
- 540 (Roanoke, Fredericksburg, Blacksburg, Harrisonburg)
- 703/571 (Arlington, Alexandria, Manassas)
- 757 (Norfolk, Virginia Beach, Chesapeake, Williamsburg)
- 804 (Richmond, Petersburg)
|
| Washington | - 206 (Seattle)
- 253 (Tacoma, Auburn)
- 360 (Olympia, Vancouver, Bellingham)
- 425 (Bellevue, Everett)
- 509 (Spokane, Yakima, Pasco)
|
| Virginia Occidentale | - 304/681 (tutta la Virginia Occidentale)
|
| Wisconsin | - 262 (Racine, Kenosha, Waukesha)
- 414 (Milwaukee)
- 608 (Madison, Prairie du Chien)
- 715 (Wausau, Eau Clare)
- 920 (Green Bay, Oshkosh)
|
| Wyoming | |
