Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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OCN: 508J CENTURYLINK COMMUNICATIONS, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
413-685 7 Huntington MA   126   2015-04-17   
413-728 7 Lenox MA   126   2015-04-21   
413-729 7 Westfield MA   126   2015-04-21   
413-740 3 Cummington MA   126   2015-04-17   
413-758 7 Ware MA   126   2015-04-21   
413-768 6 Greenfield MA   126   2015-04-17   
413-779 6 Easthampton MA   126   2015-04-17   
413-853 7 Ashfield MA   126   2015-04-17   
413-862 6 Russell MA   126   2015-04-21   
413-865 7 Lee MA   126   2015-04-17   
413-889 6 West Stockbridge MA   126   2015-04-21   
413-893 7 Monson MA   126   2015-04-21   
413-931 9 Stockbridge MA   126   2015-04-21   
413-944 7 Blandford MA   126   2015-04-17   
414-209 6 Milwaukee Zone 3 WI   356   2014-12-06   
414-435 7 Milwaukee Zone 5 WI   356   2014-12-06   
414-540 7 Milwaukee Zone 4 WI   356   2014-12-06   
414-930 7 Milwaukee Zone 1 WI   356   2014-11-11   
415-237 8 Inverness CA   722   2014-06-09   
415-481 A San Francisco: Juniper DA CA SNVACAHZ0MD  722      
415-481 6 San Francisco: Juniper DA CA   722   2013-01-14   
415-496 7 Corte Madera CA   722   2014-03-28   
415-521 7 San Rafael CA   722   2013-06-25   
415-630 1 Nicasio CA   722   2014-06-09   
415-651 1 San Francisco: Central DA CA   722      
415-761 7 Novato CA   722   2014-04-12   
415-767 7 San Francisco: Central DA CA   722   2013-06-24   
415-770 6 San Francisco: Montrose-Evergreen DA CA   722   2014-04-29   
415-842 6 Ignacio CA   722   2014-06-09   
415-855 6 Sausalito CA   722   2015-12-14   
415-862 6 Stinson Beach-Bolinas CA   722   2014-06-09   
415-872 8 San Francisco: Central DA CA   722   2014-08-12   
415-877 2 Mill Valley CA   722   2014-03-28   
415-887 0 Sausalito CA   722   2014-06-09   
415-938 0 Point Reyes CA   722   2014-06-09   
415-960 6 Belvedere CA   722   2014-09-22   
417-201 7 Bradleyville MO   522   2014-06-02   
417-202 7 Blue Eye MO   522   2014-06-02   
417-205 7 Mount Vernon MO   522   2014-06-06   
417-215 7 Crane MO   522   2014-06-02   
417-244 7 East Fort Scott MO   532   2014-07-30   
417-248 6 Reeds Spring MO   522   2014-06-06   
417-250 7 Ava MO   522   2014-06-02   
417-279 7 Lamar MO   522   2014-06-06   
417-281 7 Lockwood MO   522   2014-06-06   
417-323 7 Ash Grove MO   522   2014-06-06   
417-349 7 Mountain Grove MO   522   2014-06-06   
417-356 7 Carthage MO   522   2014-06-06   
417-357 7 Galena MO   522   2014-06-02   
417-367 7 Walnut Grove MO   522   2014-06-13   
417-381 7 Nevada MO   522   2014-06-13   
417-383 6 Buffalo MO   522   2014-04-24   
417-391 7 El Dorado Springs MO   522   2014-06-09   
417-440 6 Aurora MO   522   2014-06-02   
417-456 7 Neosho MO   522   2014-06-06   
417-505 7 West Plains MO   522   2014-06-06   
417-548 4 Sarcoxie MO   522   2014-06-06   
417-554 8 Mansfield MO   522   2014-06-02   
417-567 7 Fair Grove MO   522   2014-06-06   
417-589 7 Conway MO   522   2014-06-02   
417-614 6 Carl Junction MO   522   2014-06-06   
417-647 7 Republic MO   522   2014-06-13   
417-651 7 Gainesville MO   522   2014-06-02   
417-657 7 Lebanon MO   522   2014-06-06   
417-665 A Cassville MO SPFDMOTLX2Y  522      
417-665 7 Cassville MO   522   2014-06-02   
417-677 7 Forsyth MO   522   2014-06-02   
417-685 2 Willard MO   522   2014-06-13   
417-714 7 Nixa MO   522   2014-06-13   
417-717 6 Webb City MO   522   2014-06-13   
417-720 7 Springfield MO   522   2014-03-20   
417-737 5 Monett MO   522   2014-06-06   
417-757 A Branson MO SPFDMOTLX2Y  522      
417-757 7 Branson MO   522   2014-03-19   
417-768 7 Joplin MO   522   2014-06-06   
417-855 7 Willow Springs MO   522   2014-06-06   
417-939 7 Greenfield MO   522   2014-06-02   
419-208 1 Fremont OH   326   2014-04-14   
419-216 7 Montpelier OH   326   2014-04-13   
419-272 7 Edon OH   326   2014-04-13   
419-273 8 Forest OH   326   2014-04-14   
419-298 6 Edgerton OH   326   2014-04-19   
419-299 7 Van Buren OH   326   2014-04-19   
419-336 2 North Star OH   326   2014-04-13   
419-359 7 Bloomingville OH   326   2014-04-14   
419-362 7 Johnsville (Morrow) OH   923   2013-10-14   
419-363 8 Rockford OH   923   2013-10-14   
419-406 7 Payne OH   326   2014-04-18   
419-430 7 Deshler OH   326   2014-04-12   
419-452 5 Chesterfield OH   326   2017-04-13   
419-458 8 Wharton OH   326   2014-04-14   
419-459 3 Cooney OH   326   2014-09-18   
419-495 7 Willshire-Wren OH   923   2014-07-29   
419-504 7 Sandusky OH   326   2014-04-14   
419-505 7 Risingsun OH   326   2014-04-12   
419-506 7 Antwerp OH   326   2014-04-18   
419-540 7 Sylvania OH   326   2014-06-14   
419-546 7 Evansport OH   326   2014-04-13   
419-550 7 Grelton-Malinta OH   326   2014-04-12   
419-558 7 Ada OH   923   2013-12-19   

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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