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
240-212 A Oakland MD FRDRMDFRPS0  240      
240-221 9 Washington Zone 11 MD   236   2018-10-24   
240-225 A Frederick MD FRDRMDFRPS0  240      
240-231 A Hagerstown MD FRDRMDFRPS0  240      
240-233 5 Tompkinsville MD   236   2004-03-26   
240-239 A Leonardtown MD CHCHMDBEPS0  236      
240-251 A Highfield MD FRDRMDFRPS0  240      
240-254 8 Hughesville MD   236   2004-03-26   
240-258 0 Ridge MD   236   2004-03-26   
240-260 5 Washington Zone 14 MD   236   2018-10-23   
240-260 6 Washington Zone 14 MD   236   2018-10-23   
240-267 1 Hagerstown MD   240   2018-10-22   
240-267 5 Hagerstown MD   240   2018-10-22   
240-267 6 Hagerstown MD   240   2018-10-22   
240-267 7 Hagerstown MD   240   2018-10-22   
240-267 8 Hagerstown MD   240   2018-10-22   
240-275 A Grantsville MD FRDRMDFRPS0  240      
240-279 A Waldorf MD CHCHMDBEPS0  236      
240-287 A Hancock MD FRDRMDFRPS0  240      
240-292 3 Washington Zone 11 MD   236   2019-04-29   
240-322 A McCoole MD FRDRMDFRPS0  240      
240-323 A Emmitsburg MD FRDRMDFRPS0  240      
240-325 A Damascus MD CHCHMDBEPS0  236      
240-327 A Gaithersburg MD CHCHMDBEPS0  236      
240-336 A Washington Zone 2 MD CHCHMDBEPS0  236      
240-337 1 Washington Zone 5 MD   236   2018-07-01   
240-337 4 Washington Zone 5 MD   236   2018-07-01   
240-337 5 Washington Zone 5 MD   236   2019-04-29   
240-337 6 Washington Zone 5 MD   236   2019-03-29   
240-337 7 Washington Zone 5 MD   236   2019-03-29   
240-337 8 Washington Zone 5 MD   236   2019-03-29   
240-337 9 Washington Zone 5 MD   236   2018-07-01   
240-369 A Mount Airy MD MTARMDSDGT0  240      
240-378 A Cumberland MD FRDRMDFRPS0  240      
240-385 8 Myersville MD   240   2018-06-17   
240-407 5 Washington Zone 16 MD   236   2018-10-23   
240-407 6 Washington Zone 16 MD   236   2018-10-23   
240-442 4 Oakland MD   240   2019-05-02   
240-451 3 Thurmont MD   240   2018-06-17   
240-451 4 Thurmont MD   240   2018-06-17   
240-451 5 Thurmont MD   240   2018-06-17   
240-488 9 Oakland MD   240   2019-05-02   
240-509 2 Washington Zone 14 (Baltimore LATA) MD   238   2018-06-16   
240-509 4 Washington Zone 14 (Baltimore LATA) MD   238   2018-06-16   
240-509 5 Washington Zone 14 (Baltimore LATA) MD   238   2018-06-16   
240-512 A Washington Zone 13 (Baltimore LATA) MD BLTMMD91GT0  238      
240-514 9 Washington Zone 11 MD   236   2018-10-24   
240-518 9 Waldorf MD   236   2018-10-23   
240-530 2 Waldorf MD   236   2018-10-23   
240-530 3 Waldorf MD   236   2018-10-23   

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Last updated: Fri, 17 May 2019 00:49:52 UTC

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