Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
202-591 4 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-600 7 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-612 9 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-688 4 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-741 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-741 0 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-741 1 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-741 2 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-741 3 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-741 4 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-741 5 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-741 6 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-741 7 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-741 8 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-827 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-827 0 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-827 1 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-827 2 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-827 7 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-827 9 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-912 1 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-918 8 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-921 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-921 9 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-937 4 Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
227-219 A Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
227-219 1 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
227-219 2 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
227-219 3 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
227-219 4 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-200 1 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-206 A Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-206 0 Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-206 2 Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-206 3 Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-206 4 Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-206 7 Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-223 A Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-223 0 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-223 1 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-223 2 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-223 3 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-223 4 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-223 5 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-223 6 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-223 8 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-223 9 Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-243 A Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-243 0 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-243 1 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-243 2 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-243 4 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-243 9 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-247 A Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-247 0 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-247 1 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-247 2 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-247 4 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-247 5 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-247 6 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-247 8 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-247 9 Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-254 0 Hughesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-254 3 Hughesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-260 A Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-260 0 Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-260 1 Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-260 2 Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-260 4 Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-264 5 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 A Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 0 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 1 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 2 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 3 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 5 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 6 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 7 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-268 8 Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-280 0 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-280 3 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-290 A Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-290 0 Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-290 1 Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-290 2 Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-290 3 Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-290 9 Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-293 1 Washington Zone 12 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-294 A Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-294 0 Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-306 A Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-306 0 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-306 1 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-306 2 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-306 3 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-306 9 Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-317 6 Lexington Park-Great Mills MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-342 5 Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-349 3 La Plata MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-387 6 Washington Zone 13 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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