Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 475J CALLWORKS CORPORATION

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
206-925 1 Seattle WA   674   2024-06-20   
216-528 A Cleveland OH CLEVOHEKWMD  320   2024-06-03   
216-528 1 Cleveland OH   320   2024-06-03   
218-672 A Duluth MN DLTHMNEHHMD  624   2024-02-12   
218-672 1 Duluth MN   624   2024-02-12   
223-359 A Hanover (York) PA LWPXPAAC0MD  226   2024-06-09   
223-359 1 Hanover (York) PA   226   2024-06-09   
227-239 A Hagerstown MD CMLDMD303MD  240   2024-07-11   
227-239 1 Hagerstown MD   240   2024-07-11   
228-253 A Biloxi MS BILXMSMR4MD  484      
228-253 1 Biloxi MS   484   2023-07-14   
234-418 A Youngstown OH YNTWOH02X2X  322   2024-06-07   
234-418 1 Youngstown OH   322   2024-06-07   
234-419 A Akron OH AKRNOHIAXYX  325   2024-06-16   
234-419 1 Akron OH   325   2024-06-16   
239-460 A Fort Myers FL FTMYFL390MD  93902      
239-460 1 Fort Myers FL   93902   2023-12-16   
272-403 A Pittston PA PTTNPAAR3MD  232   2024-06-09   
272-403 1 Pittston PA   232   2024-06-09   
283-223 A Cincinnati OH CNCNOHREHMD  922   2024-06-08   
283-223 1 Cincinnati OH   922   2024-06-08   
309-861 A Bloomington IL BLTNILTS0MD  366      
309-861 1 Bloomington IL   366   2023-08-26   
309-943 A Peoria IL PEORILPJXWY  368      
309-943 1 Peoria IL   368   2023-11-27   
320-476 A St Cloud MN STCDMNATX1X  626   2024-02-02   
320-476 1 St Cloud MN   626   2024-02-02   
325-350 A San Angelo TX SANHTX323MD  961   2024-02-08   
325-350 1 San Angelo TX   961   2024-02-08   
326-220 A Dayton OH DYTNOHAC3MD  328   2024-06-09   
326-220 1 Dayton OH   328   2024-06-09   
329-221 A Poughkeepsie NY PGHKNYFAAMD  133   2024-05-23   
329-221 1 Poughkeepsie NY   133   2024-05-23   
346-520 A Houston TX HSTNTXJAXPY  560      
346-520 1 Houston TX   560   2021-12-16   
352-827 A Gainesville FL OCALFLATFMD  45402   2024-01-24   
352-827 1 Gainesville FL   45402   2023-12-11   
361-291 A Corpus Christi TX CRCHTXTUXMZ  564      
361-291 1 Corpus Christi TX   564   2022-05-05   
380-276 A Columbus OH CLMBOHLTIMD  324   2024-06-16   
380-276 1 Columbus OH   324   2024-06-16   
386-229 A Daytona Beach FL PTORFL513MD  45601      
386-229 1 Daytona Beach FL   45601   2023-12-16   
413-515 A Springfield MA SPFDMAOI7MD  126   2024-02-03   
413-515 1 Springfield MA   126   2024-02-03   
417-571 A Springfield MO SPFDMOMCXSX  522   2024-01-06   
417-571 1 Springfield MO   522   2024-01-06   
423-906 A Johnson City TN JHCYTNXCXWY  956      
423-906 1 Johnson City TN   956   2023-12-15   
434-357 A Lynchburg VA LYBGVA330MD  250      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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