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
240-387 7 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-399 A Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 A Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 0 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 1 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 2 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 3 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 4 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 5 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 6 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 7 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 8 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-402 9 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-404 A Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-404 0 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-404 6 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-404 7 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-404 9 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-408 7 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-427 A Waldorf MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-427 3 Waldorf MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-427 4 Waldorf MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-427 9 Waldorf MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-437 A Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-437 0 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-437 5 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-448 2 Waldorf MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-459 6 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-489 A Poolesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-489 0 Poolesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-489 4 Poolesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-489 5 Poolesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-489 9 Poolesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-510 A Washington Zone 15 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-510 0 Washington Zone 15 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-510 9 Washington Zone 15 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-518 6 Waldorf MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-523 A La Plata MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-523 0 La Plata MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-523 5 La Plata MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-523 9 La Plata MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-538 A Leonardtown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-538 0 Leonardtown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-538 9 Leonardtown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-541 4 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-548 1 Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-553 A Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-553 0 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-553 1 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-553 9 Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-554 A Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-554 0 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-554 1 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-554 2 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-554 3 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-554 4 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-554 8 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-554 9 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-559 A Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-559 0 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-559 1 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-559 2 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-559 3 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-559 9 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-560 A Washington Zone 12 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-560 0 Washington Zone 12 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-560 9 Washington Zone 12 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-583 2 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-595 6 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-620 A Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-620 0 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-644 A Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-644 0 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-644 1 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-644 6 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-645 A Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-645 0 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-645 1 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-645 4 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-652 A Mechanicsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-652 1 Mechanicsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-652 4 Mechanicsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-652 5 Mechanicsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-652 6 Mechanicsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-668 2 Damascus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-668 3 Damascus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-705 7 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-709 3 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-718 A Lexington Park-Great Mills MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-718 7 Lexington Park-Great Mills MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-745 A Damascus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-745 0 Damascus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-745 3 Damascus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-764 A Washington Zone 4 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-764 0 Washington Zone 4 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-764 1 Washington Zone 4 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-764 2 Washington Zone 4 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-764 3 Washington Zone 4 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-765 A Washington Zone 5 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-765 0 Washington Zone 5 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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