011 the International Access Code
201 Hackensack, Morristown and Newark, New Jersey
202 Washington, District of Columbia
203 Bridgeport, New Haven and Stamford, Connecticut
204 all regions, Manitoba, CANADA
205 Birmingham and Huntsville, Alabama
206 Seattle and Tacoma, Washington
207 all regions, Maine
208 all regions, Idaho
209 Fresno and Stockton, California
210 San Antonio, Texas
212 New York City (Manhattan only), New York
213 Los Angeles, California
214 Dallas, Texas
215 Philadelphia and Quakertown, Pennsylvania
216 Cleveland, Ohio
217 Springfield and central Illinois
218 Duluth, Minnesota
219 Gary, Hammond, Michigan City and South Bend, Indiana
242 as of 10-1996, Bahamas
250 as of 10-1996, outside of Vancouver area, British Columbia, CANADA   
281 an overlay on 713 area, Texas
301 Silver Spring and Frederick, Maryland
302 all regions, Delaware
303 Denver, Colorado
304 all regions, West Virginia
305 Key West and Miami, Florida
306 all regions, Saskatchewan, CANADA
307 all regions, Wyoming
308 North Platte and Scottsbluff, Nebraska
309 Bloomington, Normal and Peoria, Illinois
310 Beverly Hills, California
312 Chicago, Illinois (as of 10-1996, just downtown Chicago)
313 Detroit and Ann Arbor, Michigan
314 Saint Louis, Missouri
315 Syracuse and Utica, New York
316 Coffeyville, Dodge City and Wichita, Kansas
317 Indianapolis and Kokomo, Indiana
318 Lake Charles and Shreveport, Louisiana
319 Dubuque, Iowa
320 as of 3-1996, St. Cloud, Minnesota
330 as of 3-1996, Akron, Massillon and Youngstown, Ohio
334 Mobile and Montgomery, Alabama
352 Gainesville and Ocala, Florida
360 Bellingham, Olympia and Vancouver, Washington
401 all regions, Rhode Island
402 Lincoln and Omaha, Nebraska
403 Alberta, Yukon Territory and (Western) Northwest Territories, CANADA
404 Atlanta, Georgia
405 Oklahoma City, Oklahoma
406 all regions, Montana
407 Orlando, Florida
408 San Jose and Sunnyvale, California
409 Galveston, Texas
410 Baltimore and Annapolis, Maryland
411 the code used for local Directory Assistance in many areas
412 Pittsburgh, Indiana and Rochester, Pennsylvania
413 Springfield, Massachusetts
414 Green Bay, Milwaukee and Racine, Wisconsin
415 San Francisco, California
416 Toronto, Ontario, CANADA
417 Joplin and Springfield, Missouri
418 Quebec, Quebec, CANADA
419 Toledo, Ohio
423 Chattanooga, Knoxville and Kingsport, Tennessee
441 Bermuda
456 used for premium-rate calling (only used outside of +1)
500 used for Personal Number Service/AT&T, other carriers
501 all regions, Arkansas
502 Louisville, Paducah and Shelbyville, Kentucky
503 Portland, Oregon
504 Baton Rouge and New Orleans, Louisiana
505 all regions, New Mexico
506 all regions, New Brunswick, CANADA
507 Albert Lea and Rochester, Minnesota
508 Framingham and New Bedford, Massachusetts
509 Pullman, Spokane and Walla Walla, Washington
510 Oakland, California
512 Austin and Corpus Christi, Texas
513 Cincinnati and Dayton, Ohio
514 Montreal, CANADA
515 Des Moines and Mason City, Iowa
516 Hempstead, New York
517 Lansing and Saginaw, Michigan
518 Albany, Greenwich and Schenectady, New York
519 London, Ontario, CANADA
520 Flagstaff and Tucson, Arizona
540 Fredericksburg, Roanoke and Winchester, Virginia
541 Eugene, Oregon
561 to be used at a future time for West Palm Beach, Florida
562 as of 2-1997, Long Beach, California
573 Cape Girardeau and Jefferson City, Missouri
601 all regions, Mississippi
602 Phoenix, Arizona
603 all regions, New Hampshire
604 Vancouver, British Columbia, CANADA
605 all regions, South Dakota
606 Ashland and Winchester, Kentucky
607 Elmira, Ithaca and Stamford, New York
608 Beloit and Madison, Wisconsin
609 Atlantic City, Camden and Trenton, New Jersey
610 Allentown, Reading and Chester, Pennsylvania
611 the code used for telephone repair service in many areas
612 Minneapolis and Saint Paul, Minnesota
613 Ottawa, Ontario, CANADA
614 Columbus, Marietta and Newark, Ohio
615 Nashville, Tennessee
616 Battle Creek, Cadillac and Grand Rapids, Michigan
617 Boston, Massachusetts
618 Alton, Mount Vernon and Centralia, Illinois
619 San Diego, California
626 as of 1997(?), an overlay or split of 818 in California
630 as of 8-1996, Aurora, Oak Park (west suburbs of Chicago), Illinois
700 used for Value Added Special Services, per individual carrier
701 all regions, North Dakota
702 all regions, Nevada
703 Arlington and Manassas, Virginia
704 Charlotte and Salisbury, North Carolina
705 Central Ontario, Canada
706 Augusta, Columbus and Rome, Georgia
707 Eureka, Napa and Santa Rosa, California
708 as of 8-1996, Calumet City, Harvey (south suburbs of Chicago), Illinois
709 all regions, Newfoundland and Labrador, CANADA
710 Federal Government Special Services
712 Council Bluffs, Iowa
713 Houston, Texas
714 Orange and Anaheim, California
715 Eau Claire and Wausau, Wisconsin
716 Buffalo, Niagara Falls and Rochester, New York
717 Harrisburg, Scranton and Wilkes-Barre, Pennsylvania
718 New York City (Bronx, Brooklyn, Queens, Staten Island), New York
719 Colorado Springs, Colorado
760 as of 3-1997, Palm Springs and the Imperial Valley, California
770 Marietta, Georgia
773 as of 10-1996, Chicago, Illinois (except downtown area is 312)
800 used for In-WATS Toll Free Calling
801 all regions, Utah
802 all regions, Vermont
803 Charleston, Columbia and Florence, South Carolina
804 Charlottesville, Norfolk and Richmond, Virginia
805 Bakersfield, Ventura and Simi Valley, California
806 Amarillo, Texas
807 Northwestern Ontario, Canada
808 all regions, Hawaii
809 Puerto Rico, the Virgin Islands, etc.
810 Flint and Pontiac, Michigan
812 Evansville, Indiana
813 Clearwater, St. Petersburg and Tampa, Florida
814 Altoona, Erie and Punxsutawney, Pennsylvania
815 La Salle, Joliet and Rockford, Illinois
816 Kansas City and Saint Joseph, Missouri
817 Fort Worth, Temple and Waco, Texas
818 the suburban area north of Los Angeles, California
819 Hull and Sherbrooke, (Western) Quebec and (Eastern) NW Territories, CANADA
847 Evanston, Glenview, Skokie, Waukegan, (north suburbs of Chicago), Illinois
860 Hartford, Connecticut
864 Greenville and Spartanburg, South Carolina
900 used for Mass Calling Value Added Information Services
901 Memphis, Tennessee
902 all regions, Prince Edward Island and Nova Scotia, CANADA
903 Tyler and Texarkana, Texas
904 Jacksonville and Pensacola, Florida
905 Southern Ontario, Canada (excluding Toronto)
906 Sault Ste. Marie, Michigan
907 all regions, Alaska
908 Elizabeth and New Brunswick, New Jersey
909 Riverside and San Bernardino, California
910 Winston-Salem, Greensboro and Fayetteville, North Carolina
911 the code used for Police/Fire emergencies in most areas
912 Waycross and Savannah, Georgia
913 Ottawa and Topeka, Kansas
914 Monroe, Mount Vernon and Poughkeepsie, New York
915 El Paso, Texas
916 Sacramento and South Tahoe, California
917 New York City (cellular/pager only overlaid on 212/718), New York
918 Muskogee and Tulsa, Oklahoma
919 Greenville, Raleigh and Williamston, North Carolina
941 Avon Park, Fort Myers and Winter Haven, Florida
954 Fort Lauderdale, Florida
970 Fort Collins, Grand Junction and Vail, Colorado
972 an overlay on 214 area, Texas