200-299
200: not used
201: New Jersey (Hackensack, Jersey City, Hoboken, Bayonne, Ridgewood, Union City, Teaneck, New Milford, and most of northeastern New Jersey)
- Originally covered all of New Jersey. Split to create 609 (1958), 908 (1991) and 973 (1997).
- Overlain by 551 in 2001.
202: Washington, D.C. (all)
203: Connecticut (Bridgeport, Danbury, New Haven, Waterbury, and southwestern Connecticut)
- Originally covered all of Connecticut; split in 1995 to create 860.
- Overlain by 475 in December 2009.
204: Manitoba (all). 431 will overlay same area beginning November 2012.
205: Alabama (Birmingham; Tuscaloosa, and parts of western and central Alabama)
- Originally covered all of Alabama; split to create 334 (1995) and 256 (1998).
206: State of Washington (Seattle, all of Bainbridge, Mercer, and Vashon islands, Burien, Des Moines, Lake Forest Park, Normandy Park, Sea-Tac, Shoreline, Tukwila, and some small unincorporated areas adjacent to these. Also, parts of Woodway and Edmonds)
- Originally covered all of Washington; split to create 509 (1957), 360 (1995), 425 and 253 (1997).
207: Maine (all except Estcourt Station)
208: Idaho (all)
209: California (Stockton, Modesto, Merced, Tracy, San Andreas, and part of central California extending into central Yosemite National Park)
- Created by a split from 916 in 1958.
- Split in 1998 to create 559.
210: Texas (San Antonio metropolitan area)
- Created by split from 512 in 1992.
- Three-way split in 1997 created 830 and 956.
211: Community Services Hotline (e.g., crisis line, United Way, etc.)
212: New York City (Manhattan except for Marble Hill)
- Split in 1984 to create 718.
- Overlain by 917 in 1992 and by 646 in 1999.
213: California (Downtown Los Angeles)
- Originally covered the southern third of California; split to create 714 (1951), 805 (1957), 818 (1984), 310 (1991), 323 (1998), and 424 (2006).
214: Texas (Dallas–Fort Worth metroplex)
- Split to create 817 (1953), 903 (1990) and 972 (1996). 214 and 972 were merged and overlain with 469 in 1999.
215: Pennsylvania (Philadelphia area including its suburbs in eastern Montgomery County and most of Bucks County as well as a very small portion of Berks County around the Hereford area, which is served by the Pennsburg 679 exchange.
- Split to create 610 in 1994.
- Overlain by 267 in 1997; a further overlay with 445 was proposed, but never implemented.
216: Ohio (Cleveland area)
- Three-way split in 1997 created 330 and 440.
217: Illinois (Springfield, Champaign, Decatur, Urbana, Lincoln, and parts of central Illinois)
- Split in 1957 to create part of 309.
218: Minnesota (Duluth, Moorhead, Thief River Falls, Bemidji, Brainerd, International Falls, and most of northern Minnesota)
- Split in 1954 to create 507.
219: Indiana (northwest: Gary, Chesterton, Crown Point, East Chicago, Hammond, Hobart, Merrillville, Michigan City, Portage, Valparaiso)
- Created in 1948 by split from 317.
- Split in 2002 to create 260 and 574.
220–223: not used
224: Northeastern Illinois
- Overlain on 847 in 2002.
225: Louisiana (Baton Rouge, Donaldsonville, New Roads, White Castle, and east-central Louisiana)
- Created in 1998 by split from 504.
- Mnemonic: CAJun
226: Ontario
- Overlain on 519 in 2006.
- Mnemonic: CANada
227 is assigned for numbering relief to 240 and 301 (Maryland), but no date has been scheduled for this to go into effect.
228: Mississippi (Gulfport, Biloxi, Pascagoula, Bay St. Louis, and southmost Mississippi)
- Created in 1997 by split from 601.
229: Georgia (Albany, Valdosta, Bainbridge, Americus, Fitzgerald, and most of southwestern Georgia)
- Created in 2000 by split from 912.
230: not used
231: Michigan (Muskegon, Traverse City, Ludington, Petoskey, and part of northwestern Michigan)
- Created in 1999 by split from 616.
232–233: not used
234: Ohio—overlain on 330 in 2000.
235: not used
236: Overlay code assigned for numbering relief to 604, 250, and 778 in British Columbia, starting June 1, 2013.
237–238: not used
239: Florida (southwest coast: all of Lee County, Collier County, the mainland part of Monroe County, including Cape Coral, Fort Myers, Naples, and Everglades)
- Created in 2003 by split from 941.
240: Maryland
- Overlain on 301 in 1997.
241: not used
242: The Bahamas (all)
- Created in 1996 by split from 809.
- Mnemonic: BHA.
243–245: not used
246: Barbados (all)
- Created in 1996 by split from 809.
- Mnemonic: BIM
247: not used
248: Michigan (Oakland County)
- Created in 1997 by split from 810.
- Overlain by 947 in 2002.
249: Ontario: (Northeastern Ontario and Central Ontario: Greater Sudbury, Sault Ste. Marie, North Bay, etc.)
- Overlain on 705 in 2011.
250: British Columbia (Victoria, Prince George, Prince Rupert, Kelowna, all areas except for Vancouver); also the town of Hyder, Alaska.
- Created in 1996 by split from 604.
- Overlain by 778 (see 604)
251: Alabama (Mobile County, Baldwin County, Bay Minette, Jackson, Brewton, Citronelle, and part of southwestern Alabama)
- Created in 2001 by split from 334.
252: North Carolina (Greenville, New Bern, Kinston, Kitty Hawk, Rocky Mount)
- Created in 1998 by split from 919.
253: State of Washington (Tacoma, Lakewood, Auburn, Puyallup, Enumclaw, Spanaway, and the southern suburbs of Seattle)
- Created in 1997 by split from 206.
254: Texas (Waco, Killeen, Temple, Belton, and Stephenville)
- Created in 1997 by split from 817.
255: not used
256: Alabama (Huntsville, Decatur, Cullman, Gadsden, Madison, Florence, Sheffield, Tuscumbia, Fort Payne, Scottsboro, and most of northern Alabama)
- Created in 1998 by split from 205.
- Overlain by 938 in 2010.
257–259: not used
260: Indiana (Fort Wayne, New Haven, Decatur, Angola, Huntington, Wabash, and most of northeastern Indiana)
- Created in 2002 by split from 219.
261: not used
262: Wisconsin (Racine, Kenosha, Menomonee Falls, Waukesha, and most of southeastern Wisconsin excluding Milwaukee County)
- Created in 1999 by split from 414.
263: not used
264: Anguilla (all)
- Created in 1997 by split from 809.
- Mnemonic: ANG
265–266: not used
267: Pennsylvania (Philadelphia and surrounding suburban area)
- Overlain on 215 in 1997.
268: Antigua and Barbuda (all)
- Created in 1996 by split from 809.
- Mnemonic: ANT
269: Michigan (Battle Creek, Kalamazoo, Benton Harbor, Allegan, Hastings, St. Joseph, and most of southwestern Michigan)
- Created in 2002 by split from 616.
270: Kentucky (Owensboro, Paducah, Bowling Green, Hopkinsville, Henderson, Elizabethtown, and most of western Kentucky)
- Created in 1999 by split from 502.
271: not used
272: Pennsylvania (northeastern)—overlay of 570—effective 2012
273: not used
274: Wisconsin—scheduled to overlay 920 in 2014
275: not used
276: Virginia (Bristol, Abingdon, Wytheville, Martinsville, Bluefield, and most of southwestern Virginia)
- Created in 2001 by split from 540.
277–280: not used
281: Texas (Houston area)
- Created in 1996 by split from 713; re-merged with 713 as an overlay in 1999.
- Overlain with 832 in 1999.
282: not used
283: proposed overlay of 513 (southwest Ohio) (Ten thousands blocks have been assigned to a switch in Cincinnati, Ohio.)
284: the British Virgin Islands (all)
- Created in 1997 by split from 809.
- Mnemonic: BVI
285–288: not used
289: Ontario
- Overlain on 905 in 2001.
290–299: Reserved for potential North American Numbering Plan expansion
Read more about this topic: List Of North American Numbering Plan Area Codes