Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 2593 CORE COMMUNICATIONS, INC.- MD

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
443-918 0 Taneytown MD   238   2004-04-02   
443-920 1 Sykesville MD   238   2019-05-01   
443-920 2 Sykesville MD   238   2019-05-01   
443-920 6 Sykesville MD   238   2019-05-01   
443-933 6 Cockeysville MD   238   2019-07-30   
443-933 7 Cockeysville MD   238   2019-07-30   
443-936 2 Elkridge MD   238   2019-03-28   
443-936 3 Elkridge MD   238   2019-07-30   
443-936 4 Elkridge MD   238   2019-07-30   
443-937 0 Union Bridge MD   238   2004-04-02   
443-937 4 Union Bridge MD   238   2018-06-16   
443-946 A Parkville MD BLTQMD01BMD  238      
443-946 2 Parkville MD BLTMMD91GT0  238   2019-05-01   
443-946 3 Parkville MD   238   2018-10-23   
443-946 4 Parkville MD   238   2018-10-23   
443-946 5 Parkville MD   238   2018-10-23   
443-946 8 Parkville MD   238   2018-10-23   
443-963 2 Baltimore MD   238   2012-03-25   
443-971 6 Taneytown MD   238   2019-07-31   
443-972 2 Cambridge MD   242   2019-07-31   
443-972 6 Cambridge MD   242   2019-07-31   
667-215 6 Elkton MD   238   2019-05-02   
667-215 7 Elkton MD   238   2019-05-02   
667-215 9 Elkton MD   238   2019-05-02   
667-221 6 Salisbury MD   242   2019-05-02   
667-222 7 Armiger-Gibson Island MD   238   2019-06-03   
667-222 9 Armiger-Gibson Island MD   238   2019-06-03   
667-223 2 Baltimore MD   238   2018-10-19   
667-223 3 Baltimore MD   238   2018-10-19   
667-223 4 Baltimore MD   238   2018-10-19   
667-223 5 Baltimore MD   238   2018-10-19   
667-223 6 Baltimore MD   238   2018-10-19   
667-223 7 Baltimore MD   238   2018-10-19   
667-223 8 Baltimore MD   238   2018-10-19   
667-223 9 Baltimore MD   238   2018-10-19   
667-226 3 St Michaels MD   242   2018-06-17   
667-226 4 St Michaels MD   242   2018-06-17   
667-226 5 St Michaels MD   242   2018-06-17   
667-226 6 St Michaels MD   242   2019-03-29   
667-226 7 St Michaels MD   242   2019-03-29   
667-227 2 Salisbury MD   242   2019-03-22   
667-227 3 Salisbury MD   242   2019-03-22   
667-227 4 Salisbury MD   242   2019-03-22   
667-227 5 Salisbury MD   242   2019-03-22   
667-227 6 Salisbury MD   242   2019-03-22   
667-227 7 Salisbury MD   242   2019-03-22   
667-230 6 Centreville MD   242   2019-07-31   
667-230 7 Centreville MD   242   2019-07-31   
667-232 2 Glen Burnie MD   238   2019-05-02   
667-232 3 Glen Burnie MD   238   2019-05-02   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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