Local Calling Guide

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

NXX: 439

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-439 A Pikesville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-439 0 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-11-04   
667-439 1 Pikesville MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-10-15   
667-439 2 Pikesville MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-10-15   
667-439 3 Pikesville MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-10-15   
667-439 4 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-12-08   
667-439 5 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-12-08   
667-439 6 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-12-08   
667-439 7 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-12-08   
667-439 8 Pikesville MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-10-15   
667-439 9 Pikesville MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-09-23   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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