Local Calling Guide

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OCN: 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
301-821 4 Laurel MD WASHDCTTDS0  236      
301-823 A Washington Zone 13 MD WASHDCDTDS1  236      
301-823 2 Washington Zone 13 MD WASHDCDTDS1  236   2008-10-10   
301-828 A Washington Zone 2 MD WASHDCDTDS1  236      
301-828 3 Washington Zone 2 MD OCQNVAXAVMD  236      
301-830 A Washington Zone 3 MD WASHDCDTDS1  236      
301-830 9 Washington Zone 3 MD OCQNVAXAVMD  236      
301-832 A Washington Zone 4 MD WASHDCDTDS1  236      
301-832 9 Washington Zone 4 MD WASHDCDTDS1  236      
301-833 A Washington Zone 14 MD WASHDCDTDS1  236      
301-833 1 Washington Zone 14 MD WASHDCDTDS1  236   2008-07-17   
301-833 2 Washington Zone 14 MD WASHDCDTDS1  236   2008-07-17   
301-833 3 Washington Zone 14 MD WASHDCDTDS1  236   2008-07-17   
301-833 4 Washington Zone 14 MD WASHDCDTDS1  236   2008-07-17   
301-833 5 Washington Zone 14 MD WASHDCDTDS1  236   2003-06-29   
301-833 6 Washington Zone 14 MD WASHDCDTDS1  236   2003-06-29   
301-833 7 Washington Zone 14 MD WASHDCDTDS1  236   2003-06-29   
301-833 8 Washington Zone 14 MD WASHDCDTDS1  236   2003-06-29   
301-833 9 Washington Zone 14 MD WASHDCDTDS1  236   2003-06-29   
301-867 1 Washington Zone 14 MD OCQNVAXAVMD  236   2020-08-10   
301-941 6 Washington Zone 2 MD OCQNVAXAVMD  236   2017-10-02   
301-994 6 Lexington Park-Great Mills MD OCQNVAXAVMD  236   2003-11-04   
540-602 A Stafford VA OCQNVAXAVMD  236      
540-602 6 Stafford VA OCQNVAXAVMD  236   2010-08-16   
540-873 3 Stafford VA OCQNVAXAVMD  236   2022-08-01   
571-227 A Washington Zone 8 VA WASHDCDTDS1  236      
571-250 1 Herndon VA WASHDCDTDS1  236   2009-11-09   
571-250 2 Herndon VA WASHDCDTDS1  236   2009-11-09   
571-250 3 Herndon VA WASHDCDTDS1  236   2009-11-09   
571-250 4 Herndon VA WASHDCDTDS1  236   2009-11-09   
571-267 6 Herndon VA WASHDCDTDS1  236   2011-11-07   
571-303 A Washington Zone 8 VA WASHDCDTDS1  236      
571-303 3 Washington Zone 8 VA WASHDCDTDS1  236   2007-04-16   
571-303 4 Washington Zone 8 VA WASHDCDTDS1  236   2007-04-16   
571-303 5 Washington Zone 8 VA WASHDCDTDS1  236   2007-04-16   
571-303 6 Washington Zone 8 VA WASHDCDTDS1  236   2007-04-16   
571-303 7 Washington Zone 8 VA WASHDCDTDS1  236   2007-04-16   
571-313 6 Herndon VA WASHDCDTDS1  236   2007-05-07   
571-353 2 Herndon VA WASHDCTTDS0  236   2012-10-24   
571-354 A Washington Zone 19 VA WASHDCDTDS1  236      
571-354 2 Washington Zone 19 VA WASHDCDTDS1  236   2009-01-18   
571-354 4 Washington Zone 19 VA WASHDCDTDS1  236   2009-02-12   
571-357 6 Washington Zone 8 VA WASHDCDTDS1  236   2009-07-17   
571-357 7 Washington Zone 8 VA WASHDCDTDS1  236   2009-06-26   
571-366 6 Washington Zone 8 VA WASHDCDTDS1  236   2008-09-29   
571-373 4 Washington Zone 19 VA WASHDCTTDS0  236   2016-04-21   
571-373 5 Washington Zone 19 VA WASHDCTTDS0  236   2016-04-21   
571-378 8 Washington Zone 17 VA OCQNVAXAVMD  236   2018-08-02   
571-391 A Washington Zone 19 VA WASHDCDTDS1  236      
571-391 0 Washington Zone 19 VA   236   2018-08-09   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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