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: 396

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-396 A Port Deposit MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-396 0 Port Deposit MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-02-25   
667-396 1 Port Deposit MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-05   
667-396 2 Port Deposit MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-05   
667-396 3 Port Deposit MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-396 4 Port Deposit MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-01-01   
667-396 5 Port Deposit MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-396 6 Port Deposit MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-22   
667-396 7 Port Deposit MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-396 8 Port Deposit MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-396 9 Port Deposit MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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