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: 477

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-477 A Hampstead MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 0 Hampstead MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-477 1 Hampstead MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-477 2 Hampstead MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-477 3 Hampstead MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-477 4 Hampstead MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-477 5 Hampstead MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 6 Hampstead MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 7 Hampstead MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 8 Hampstead MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 9 Hampstead MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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