Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-765 0 Washington Zone 5 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-765 1 Washington Zone 5 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-765 6 Washington Zone 5 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-766 A Washington Zone 6 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-766 0 Washington Zone 6 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-766 1 Washington Zone 6 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-766 3 Washington Zone 6 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-776 1 La Plata MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2023-03-02   
240-778 A Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-778 0 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-778 1 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-778 2 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-823 A Brandywine MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-823 2 Brandywine MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-08-14   
240-823 6 Brandywine MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-833 A Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-833 0 Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-833 1 Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-833 4 Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-837 A Hughesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-837 0 Hughesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-837 1 Hughesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2011-05-21   
240-837 7 Hughesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-845 A Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-845 0 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-845 1 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-845 5 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-846 A Washington Zone 16 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-846 0 Washington Zone 16 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-846 1 Washington Zone 16 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-846 6 Washington Zone 16 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-948 2 Leonardtown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-12-05   
240-948 3 Leonardtown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-12-05   
240-948 4 Leonardtown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-12-05   
240-948 5 Leonardtown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-12-05   
240-966 2 Washington Zone 16 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-07-19   
240-966 3 Washington Zone 16 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-07-19   
240-966 7 Washington Zone 16 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2023-06-15   
240-993 A Indian Head MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-993 0 Indian Head MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-993 2 Indian Head MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-08-15   
240-993 3 Indian Head MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-08-15   
240-993 5 Indian Head MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-232 A Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-232 9 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-240 3 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-244 0 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-11-08   
301-250 A Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-250 2 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-250 4 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      

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

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