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: 772

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-772 A Sparks-Glencoe MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-772 0 Sparks-Glencoe MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2024-02-23   
667-772 1 Sparks-Glencoe MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-10-16   
667-772 2 Sparks-Glencoe MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-07-12   
667-772 3 Sparks-Glencoe MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-07-12   
667-772 4 Sparks-Glencoe MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-10   
667-772 5 Sparks-Glencoe MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-10   
667-772 6 Sparks-Glencoe MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-02-05   
667-772 7 Sparks-Glencoe MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-06-27   
667-772 8 Sparks-Glencoe MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-02-05   
667-772 9 Sparks-Glencoe MD BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238   2022-04-10   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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