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
240-212 A Oakland MD HGTWMD53DS0  240      
240-225 A Frederick MD HGTWMD53DS0  240      
240-231 A Hagerstown MD HGTWMD53DS0  240      
240-233 5 Tompkinsville MD   236   2004-03-26   
240-239 A Leonardtown MD CHCHMDBEPS0  236   2024-01-15   
240-251 A Highfield MD HGTWMD53DS0  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 HGTWMD53DS0  240      
240-279 A Waldorf MD CHCHMDBEPS0  236   2024-01-16   
240-287 A Hancock MD HGTWMD53DS0  240      
240-292 3 Washington Zone 11 MD   236   2019-04-29   
240-322 A McCoole MD HGTWMD53DS0  240      
240-323 A Emmitsburg MD HGTWMD53DS0  240      
240-325 A Damascus MD CHCHMDBEPS0  236   2024-01-16   
240-327 A Gaithersburg MD CHCHMDBEPS0  236   2024-01-16   
240-336 A Washington Zone 2 MD CHCHMDBEPS0  236   2024-01-16   
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 HGTWMD53DS0  240      
240-378 A Cumberland MD HGTWMD53DS0  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   
240-414 0 Washington Zone 6 MD   236   2019-06-26   
240-414 1 Washington Zone 6 MD   236   2019-06-26   
240-414 2 Washington Zone 6 MD   236   2019-06-26   
240-414 3 Washington Zone 6 MD   236   2019-06-26   
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   
240-465 2 Washington Zone 2 MD   236   2019-06-26   
240-465 3 Washington Zone 2 MD   236   2019-06-26   
240-465 4 Washington Zone 2 MD   236   2019-06-26   
240-465 5 Washington Zone 2 MD   236   2019-06-26   
240-465 6 Washington Zone 2 MD   236   2019-06-26   
240-465 7 Washington Zone 2 MD   236   2019-06-26   
240-465 8 Washington Zone 2 MD   236   2019-06-26   
240-488 9 Oakland MD   240   2019-05-02   

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Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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