Area code 240 prefixes in Maryland

Exchange Location
240-201 Santa Cruz
240-203 Evansville
240-207 Mobile
240-208 Orlando
240-209 Moorestown
240-210 Grand Island
240-212 Newark
240-213 Lowell
240-214 Hutchinson
240-215 Charleston
240-216 Chicago
240-217 Whippany
240-218 Seattle
240-219 Jonesboro
240-220 Chicago
240-222 West Palm Beach
240-224 Hartford
240-225 Zanesville
240-229 Las Vegas
240-231 Cedar Rapids
240-236 Grand Island
240-239 Little Rock
240-243 Washington
240-246 Ann Arbor
240-248 Walnut Creek
240-249 Atlantic City
240-250 Chicago
240-252 Tallahassee
240-255 Memphis
240-256 Sacramento
240-257 Manchester
240-264 Birmingham
240-270 Oak Park
240-275 Gulfport
240-278 Milwaukee
240-279 Augusta
240-280 Grand Rapids
240-282 Waco
240-284 Houston
240-285 New Orleans
240-287 Muncie
240-288 Montgomery
240-291 Newark
240-294 Nashville
240-295 Orlando
240-298 Houston
240-299 Omaha
240-300 Royal Oak
240-306 Naperville
240-307 Greensburg
240-308 Cedar Rapids
240-309 Racine
240-310 Flint
240-313 Quincy
240-315 Phoenix
240-319 Eau Claire
240-320 Van Nuys
240-321 Lansing
240-323 Alexandria
240-324 Zanesville
240-325 Rochester
240-327 Rockville
240-329 Melbourne
240-341 Billings
240-342 Conroe
240-343 Reading
240-344 Hutchinson
240-345 Charleston
240-346 Jersey City
240-347 Muskegon
240-349 Yuma
240-352 Naperville
240-356 Gulfport
240-357 Cleveland
240-358 Albany
240-359 Montgomery
240-360 Lynn
240-361 Miami
240-362 Portland
240-364 Houston
240-365 Vancouver
240-366 Nashville
240-367 Los Angeles
240-368 Columbia
240-369 Albany
240-372 San Diego
240-374 Denver
240-377 Rochester
240-378 Atlanta
240-379 Oakland
240-382 Dallas
240-385 New Orleans
240-388 Muncie
240-389 Denver
240-390 Denver
240-394 Erie
240-397 Buffalo
240-404 Des Moines
240-405 Beaumont
240-409 Boise
240-412 San Diego
240-415 Phoenix
240-416 El Toro
240-419 Omaha
240-420 Exton
240-422 New Orleans
240-427 Lafayette
240-434 Atlanta
240-435 Syracuse
240-436 Evansville
240-437 Orlando
240-439 Lynn
240-440 San Bernardino
240-444 Laredo
240-446 San Diego
240-448 Dallas
240-449 Mobile
240-452 Lexington
240-454 Syracuse
240-456 Sarasota
240-457 Detroit
240-458 Knoxville
240-459 Buffalo
240-466 Eau Claire
240-469 Saint Cloud
240-470 Lynbrook
240-474 Champaign
240-477 Long Beach
240-488 San Diego
240-489 Cleveland
240-490 Baton Rouge
240-500 Roanoke
240-513 Rockford
240-517 Toledo
240-518 Zanesville
240-520 Honolulu
240-522 Naperville
240-523 Houston
240-524 Dallas
240-526 Nashville
240-527 Royal Oak
240-529 San Jose
240-530 Shreveport
240-536 West Palm Beach
240-538 Des Moines
240-547 Eugene
240-554 Ann Arbor
240-559 Glen Rock
240-561 Charleston
240-562 Modesto
240-565 Dallas
240-566 Tallahassee
240-568 Akron
240-575 Spokane
240-577 Billings
240-578 Knoxville
240-580 Columbia
240-581 Syracuse
240-583 Columbia
240-585 Rochester
240-586 Eau Claire
240-587 Des Moines
240-593 Jackson
240-597 Long Beach
240-608 Chicago
240-609 Nashville
240-626 Jacksonville
240-631 Columbia
240-632 Tyler
240-640 Ann Arbor
240-646 Lawton
240-651 Lombard
240-652 Phoenix
240-654 Sacramento
240-657 Corpus Christi
240-666 Greensburg
240-668 Muncie
240-674 Natchez
240-675 St. George
240-681 Alexandria
240-682 Mason City
240-683 Oklahoma City
240-685 Milwaukee
240-699 San Diego
240-702 Dallas
240-707 Philadelphia
240-708 Gaithersburg
240-712 Toms River
240-713 Clarksville
240-720 Akron
240-722 Vancouver
240-727 Sedalia
240-734 Huntsville
240-745 College Station
240-750 Peoria
240-751 Eugene
240-755 Des Plaines
240-772 Dallas
240-774 Roanoke
240-775 Lawton
240-776 Sioux City
240-779 Ann Arbor
240-780 Colorado Springs
240-782 Houston
240-784 Albany
240-786 Toms River
240-787 Grand Junction
240-793 Philadelphia
240-801 Birmingham
240-803 Vancouver
240-806 San Jose
240-808 Rochester
240-812 Roseville
240-813 Rochester
240-816 Waukegan
240-818 Reading
240-823 Reno
240-841 San Jose
240-844 Eugene
240-848 Scituate
240-883 Saginaw
240-901 Sioux Falls
240-903 New Braunfels
240-912 Dayton
240-920 Kansas City
240-925 Ogden
240-938 Abilen
240-964 Atlanta
240-972 Baltimore
240-976 Kansas City
240-979 Providence
240-986 Honolulu
240-993 Akron