Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

NXX: 492

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-492 A Severn MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2024-07-22   
667-492 0 Severn MD   876D ONVOY, LLC - MD 238   2024-07-23   
667-492 1 Severn MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2024-07-22   
667-492 2 Severn MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2024-07-22   
667-492 3 Severn MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2024-07-22   
667-492 4 Severn MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2024-07-22   
667-492 5 Severn MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2024-07-22   
667-492 6 Severn MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2024-07-22   
667-492 8 Severn MD   876D ONVOY, LLC - MD 238   2024-07-23   
667-492 9 Severn MD   876D ONVOY, LLC - MD 238   2024-07-23   

Last updated: Sun, 06 Oct 2024 02:51:32 UTC

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