Local Calling Guide

Area code/prefix search

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Chase, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
667-375 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-10-22   
667-375 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-375 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-443 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-443 3 BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-02-06   
667-443 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-12-03   
667-657 A BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-657 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-07-30   
667-657 1 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-08-14   
667-657 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-09-23   
667-657 3 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-06   
667-657 4 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-11-26   
667-657 5 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-11-26   
667-657 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-22   
667-657 7 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-09-10   
667-657 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-09-22   
667-657 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-09-22   

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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