Local Calling Guide

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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
410-763 2 Easton MD   242   2019-03-28   
410-763 3 Easton MD   242   2019-04-12   
410-763 5 Easton MD   242   2019-04-12   
410-770 0 Easton MD   242   2019-03-04   
410-774 3 Crofton MD   238   2019-04-30   
410-781 3 Ellicott City MD   238   2018-06-16   
410-781 9 Ellicott City MD   238   2018-06-16   
410-784 0 Deal Island MD   242   2004-04-03   
410-784 1 Deal Island MD   242   2018-06-17   
410-784 3 Deal Island MD   242   2018-06-17   
410-784 6 Deal Island MD   242   2018-06-17   
410-801 0 Baltimore MD   238   2018-10-19   
410-801 1 Baltimore MD   238   2018-10-19   
410-816 0 Towson MD   238   2018-10-23   
410-817 0 Fork MD   238   2018-10-22   
410-817 1 Fork MD   238   2018-10-22   
410-817 2 Fork MD   238   2018-10-22   
410-817 3 Fork MD   238   2018-10-22   
410-824 3 Waterloo (Washington DC LATA) MD   236   2019-04-30   
410-824 6 Waterloo (Washington DC LATA) MD   236   2019-04-30   
410-827 2 Queenstown MD   242   2004-04-03   
410-832 9 Towson MD   238   2018-10-23   
410-834 6 Waterloo (Washington DC LATA) MD   236   2019-04-30   
410-835 1 Willards MD   242   2004-04-03   
410-835 6 Willards MD   242   2019-06-07   
410-841 0 Severna Park MD   238   2018-10-23   
410-847 0 Towson MD   238   2018-10-23   
410-847 8 Towson MD   238   2018-10-23   
410-862 5 Waterloo (Washington DC LATA) MD   236   2019-04-30   
410-862 7 Waterloo (Washington DC LATA) MD   236   2019-04-30   
410-873 0 Nanticoke MD   242   2004-04-03   
410-873 4 Nanticoke MD   242   2019-05-02   
410-873 5 Nanticoke MD   242   2019-05-02   
410-873 6 Nanticoke MD   242   2019-05-02   
410-881 1 Sherwood Forest MD   238   2004-04-02   
410-883 4 Sharptown MD   242   2004-04-02   
410-883 6 Sharptown MD   242   2019-05-02   
410-885 0 Chesapeake City MD   242   2004-04-03   
410-886 0 Tilghman MD   242   2004-04-03   
410-886 3 Tilghman MD   242   2018-06-17   
410-886 4 Tilghman MD   242   2018-06-17   
410-886 5 Tilghman MD   242   2018-06-17   
410-888 2 Waterloo (Washington DC LATA) MD   236   2019-04-30   
410-896 0 Delmar MD   242   2004-04-03   
410-904 0 Waterloo MD   238   2018-10-23   
410-904 1 Waterloo MD   238   2018-10-23   
410-904 3 Waterloo MD   238   2004-04-02   
410-904 8 Waterloo MD   238   2018-10-23   
410-926 3 Catonsville MD   238   2019-03-28   
410-928 0 Millington MD   242   2004-04-03   

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Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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