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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
202-909 4 Washington Zone 1 DC WASHDCTTDS0  236   2013-05-28   
202-916 A Washington Zone 1 DC OCQNVAXAVMD  236      
202-916 2 Washington Zone 1 DC OCQNVAXAVMD  236   2019-07-01   
202-916 3 Washington Zone 1 DC OCQNVAXAVMD  236   2019-07-01   
202-916 4 Washington Zone 1 DC OCQNVAXAVMD  236   2019-07-01   
202-920 8 Washington Zone 1 DC OCQNVAXAVMD  236   2019-08-09   
202-921 5 Washington Zone 1 DC WASHDCTTDS0  236   2019-10-02   
202-980 6 Washington Zone 1 DC OCQNVAXAVMD  236   2021-02-07   
227-200 0 Washington Zone 2 MD OCQNVAXAVMD  236   2023-12-08   
227-246 5 Washington Zone 5 MD OCQNVAXAVMD  236   2024-09-12   
240-233 A Tompkinsville MD WASHDCTTDS0  236      
240-233 0 Tompkinsville MD WASHDCTTDS0  236      
240-237 A Lexington Park-Great Mills MD WASHDCDTDS1  236      
240-237 4 Lexington Park-Great Mills MD WASHDCDTDS1  236      
240-249 A Mechanicsville MD WASHDCTTDS0  236      
240-249 9 Mechanicsville MD WASHDCTTDS0  236      
240-254 A Hughesville MD WASHDCTTDS0  236      
240-254 9 Hughesville MD WASHDCTTDS0  236      
240-256 A Leonardtown MD WASHDCTTDS0  236      
240-256 9 Leonardtown MD WASHDCTTDS0  236      
240-257 A Nanjemoy MD WASHDCTTDS0  236      
240-257 9 Nanjemoy MD WASHDCTTDS0  236      
240-258 A Ridge MD WASHDCTTDS0  236      
240-258 9 Ridge MD WASHDCTTDS0  236      
240-533 A Washington Zone 3 MD WASHDCDTDS1  236      
240-533 0 Washington Zone 3 MD WASHDCDTDS1  236      
240-533 9 Washington Zone 3 MD WASHDCDTDS1  236      
240-541 6 Washington Zone 2 MD WASHDCDTDS1  236   2012-10-16   
240-541 7 Washington Zone 2 MD WASHDCDTDS1  236   2012-10-16   
240-541 8 Washington Zone 2 MD WASHDCDTDS1  236   2012-10-16   
240-541 9 Washington Zone 2 MD WASHDCDTDS1  236   2012-10-16   
240-618 1 Washington Zone 10 MD WASHDCTTDS0  236   2015-01-05   
240-669 0 Washington Zone 11 MD WASHDCDTDS1  236   2009-10-12   
240-690 A Gaithersburg MD WASHDCDTDS1  236      
240-690 3 Gaithersburg MD WASHDCDTDS1  236   2017-01-09   
240-725 6 Lexington Park-Great Mills MD OCQNVAXAVMD  236   2017-10-02   
240-748 A Washington Zone 3 MD WASHDCDTDS1  236      
240-748 2 Washington Zone 3 MD WASHDCDTDS1  236   2021-02-22   
240-748 3 Washington Zone 3 MD WASHDCDTDS1  236   2021-02-22   
240-748 4 Washington Zone 3 MD WASHDCDTDS1  236   2021-02-22   
240-748 5 Washington Zone 3 MD WASHDCDTDS1  236   2021-02-22   
240-748 6 Washington Zone 3 MD WASHDCDTDS1  236   2021-02-22   
240-762 7 Washington Zone 2 MD WASHDCTTDS0  236   2013-05-08   
240-847 8 Washington Zone 3 MD WASHDCDTDS1  236   2016-06-13   
240-906 6 Washington Zone 4 MD WASHDCDTDS1  236   2017-02-13   
301-225 A Washington Zone 14 MD WASHDCDTDS1  236      
301-225 0 Washington Zone 14 MD   236   2009-07-20   
301-225 1 Washington Zone 14 MD   236   2009-07-20   
301-225 2 Washington Zone 14 MD   236   2009-07-20   
301-225 3 Washington Zone 14 MD   236   2009-07-20   
301-225 4 Washington Zone 14 MD   236   2009-07-20   
301-225 5 Washington Zone 14 MD   236   2009-07-20   
301-225 6 Washington Zone 14 MD   236   2009-07-20   
301-225 7 Washington Zone 14 MD   236   2009-07-20   
301-225 8 Washington Zone 14 MD   236   2009-07-20   
301-225 9 Washington Zone 14 MD   236   2009-07-20   
301-265 4 Washington Zone 6 MD OCQNVAXAVMD  236   2002-11-30   
301-291 2 Washington Zone 14 MD OCQNVAXAVMD  236   2003-07-25   
301-337 4 Gaithersburg MD WASHDCTTDS0  236   2003-06-01   
301-354 A Washington Zone 10 MD WASHDCTTDS0  236      
301-354 0 Washington Zone 10 MD WASHDCTTDS0  236      
301-354 1 Washington Zone 10 MD WASHDCTTDS0  236      
301-354 2 Washington Zone 10 MD WASHDCTTDS0  236      
301-354 3 Washington Zone 10 MD WASHDCTTDS0  236      
301-354 4 Washington Zone 10 MD WASHDCTTDS0  236      
301-354 5 Washington Zone 10 MD WASHDCTTDS0  236      
301-354 7 Washington Zone 10 MD WASHDCTTDS0  236      
301-354 8 Washington Zone 10 MD WASHDCTTDS0  236      
301-354 9 Washington Zone 10 MD WASHDCTTDS0  236      
301-458 A Washington Zone 4 MD WASHDCTTDS0  236      
301-458 2 Washington Zone 4 MD WASHDCTTDS0  236      
301-458 4 Washington Zone 4 MD WASHDCTTDS0  236      
301-539 A La Plata MD WASHDCTTDS0  236      
301-539 0 La Plata MD WASHDCTTDS0  236      
301-541 A Washington Zone 5 MD WASHDCTTDS0  236      
301-541 1 Washington Zone 5 MD WASHDCTTDS0  236      
301-541 2 Washington Zone 5 MD WASHDCTTDS0  236      
301-541 5 Washington Zone 5 MD WASHDCTTDS0  236      
301-542 A Waldorf MD WASHDCTTDS0  236      
301-542 0 Waldorf MD WASHDCTTDS0  236      
301-543 A Laurel MD WASHDCTTDS0  236      
301-543 1 Laurel MD WASHDCTTDS0  236      
301-543 2 Laurel MD WASHDCTTDS0  236      
301-543 3 Laurel MD WASHDCTTDS0  236      
301-543 4 Laurel MD WASHDCTTDS0  236      
301-543 5 Laurel MD WASHDCTTDS0  236      
301-543 6 Laurel MD WASHDCTTDS0  236      
301-547 A Washington Zone 2 MD WASHDCDTDS1  236      
301-547 0 Washington Zone 2 MD WASHDCDTDS1  236      
301-547 2 Washington Zone 2 MD WASHDCDTDS1  236      
301-547 4 Washington Zone 2 MD WASHDCDTDS1  236      
301-556 A Gaithersburg MD WASHDCTTDS0  236      
301-556 0 Gaithersburg MD WASHDCTTDS0  236      
301-556 1 Gaithersburg MD WASHDCTTDS0  236      
301-556 2 Gaithersburg MD WASHDCTTDS0  236      
301-556 4 Gaithersburg MD WASHDCTTDS0  236      
301-556 9 Gaithersburg MD WASHDCTTDS0  236      
301-623 A Washington Zone 13 MD WASHDCTTDS0  236      
301-623 0 Washington Zone 13 MD WASHDCTTDS0  236      
301-623 1 Washington Zone 13 MD WASHDCTTDS0  236      

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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