Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 510

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-510 A Willoughby OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-510 0 Willoughby OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-510 1 Willoughby OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-510 2 Willoughby OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-510 3 Willoughby OH CLEVOH975MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 320   2010-09-26   
440-510 4 Willoughby OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-510 5 Willoughby OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2021-03-01   
440-510 6 Willoughby OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320   2022-02-27   
440-510 7 Willoughby OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320   2022-02-27   
440-510 8 Willoughby OH CLEVOH64X7X  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 320   2009-03-16   
440-510 9 Willoughby OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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