Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: BLTMMDCHXNX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-319 7 Laurel (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2010-08-22   
240-841 A Laurel (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
240-841 0 Laurel (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
240-841 2 Laurel (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
240-842 A Washington Zone 14 (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
240-842 0 Washington Zone 14 (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
240-842 1 Washington Zone 14 (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
240-842 9 Washington Zone 14 (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
240-843 A Washington Zone 13 (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
240-843 4 Washington Zone 13 (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
301-854 8 Ashton (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
301-912 7 Washington Zone 14 (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
301-912 8 Washington Zone 14 (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
301-912 9 Washington Zone 14 (Baltimore LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-248 4 Parkville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-249 3 Towson MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-415 8 Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-469 2 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-497 1 Parkville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2007-04-20   
410-558 6 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-01-31   
410-587 A Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-587 1 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-626 4 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-630 1 Chase MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-12-12   
410-630 6 Chase MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-08-14   
410-630 7 Chase MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-08-14   
410-630 8 Chase MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-12-12   
410-650 A Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-650 9 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-697 6 Millersville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-12-23   
410-697 7 Millersville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-12-23   
410-741 3 West River MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2004-07-11   
410-816 2 Towson MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-856 6 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-856 7 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-856 8 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-856 9 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-200 A Woodlawn MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-200 0 Woodlawn MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-200 1 Woodlawn MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-200 4 Woodlawn MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-200 6 Woodlawn MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-200 7 Woodlawn MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-200 9 Woodlawn MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-218 8 Worthington MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2006-08-07   
443-276 A Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-276 0 Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-276 1 Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-276 2 Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-276 4 Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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