Local Calling Guide

Area code/prefix search

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

NXX: 673

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-673 A Cleveland OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-673 0 Cleveland OH   7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-673 1 Cleveland OH   7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-673 2 Cleveland OH   145J TERRA NOVA TELECOM INC. 320   2023-06-23   
440-673 3 Cleveland OH   001F BANDWIDTH.COM CLEC, LLC - OH 320   2015-04-13   
440-673 4 Cleveland OH   145J TERRA NOVA TELECOM INC. 320   2024-09-14   
440-673 5 Cleveland OH   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2013-12-16   
440-673 6 Cleveland OH   7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-673 7 Cleveland OH   7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-673 8 Cleveland OH   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2013-12-16   
440-673 9 Cleveland OH   7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      

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

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