Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 551G NUSO, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
667-402 0 Baltimore MD BLTMMDCHDMD  238   2018-11-07   
667-402 2 Baltimore MD BLTMMDCHDMD  238   2018-11-07   
667-402 3 Baltimore MD BLTMMDCHDMD  238   2018-11-07   
667-402 4 Baltimore MD BLTMMDCHDMD  238   2018-11-07   
667-402 5 Baltimore MD BLTMMDCHDMD  238   2018-11-07   
667-402 6 Baltimore MD BLTMMDCHDMD  238   2018-11-07   
667-402 8 Baltimore MD BLTMMDCHDMD  238   2018-11-07   
667-402 9 Baltimore MD BLTMMDCHDMD  238   2018-11-07   
667-771 2 Baltimore MD BLTMMDCHDMD  238   2016-08-31   
667-771 3 Baltimore MD BLTMMDCHDMD  238   2016-08-31   
667-771 4 Baltimore MD BLTMMDCHDMD  238   2016-08-31   
667-771 5 Baltimore MD BLTMMDCHDMD  238   2016-08-31   
667-771 6 Baltimore MD BLTMMDCHDMD  238   2016-08-31   
667-800 3 Salisbury MD SLBRMDSBAMD  242   2018-11-07   
667-800 4 Salisbury MD SLBRMDSBAMD  242   2018-11-07   
667-800 5 Salisbury MD SLBRMDSBAMD  242   2018-11-07   
667-800 6 Salisbury MD SLBRMDSBAMD  242   2018-11-07   
667-800 7 Salisbury MD SLBRMDSBAMD  242   2018-11-07   
667-800 8 Salisbury MD SLBRMDSBAMD  242   2018-11-07   
667-800 9 Salisbury MD SLBRMDSBAMD  242   2018-11-07   
667-867 0 Baltimore MD BLTMMDCHDMD  238   2018-10-14   
667-867 1 Baltimore MD BLTMMDCHDMD  238   2018-10-14   
680-600 0 Syracuse NY SYRCNYSUBMD  136   2018-10-29   
680-600 1 Syracuse NY SYRCNYSUBMD  136   2018-10-29   
680-600 2 Syracuse NY SYRCNYSUBMD  136   2018-11-07   
680-600 3 Syracuse NY SYRCNYSUBMD  136   2018-11-07   
680-600 4 Syracuse NY SYRCNYSUBMD  136   2018-11-07   
680-600 8 Syracuse NY SYRCNYSUBMD  136   2018-11-07   
680-800 9 Syracuse NY SYRCNYSUBMD  136   2018-11-07   
701-415 1 Bismarck ND BSMRNDBCXMD  638   2018-03-06   
701-955 A Bismarck ND BSMRNDBCXMD  638      
701-955 1 Bismarck ND BSMRNDBCXMD  638   2013-05-02   
702-843 A Las Vegas NV LSVGNVXBXWY  721      
702-843 1 Las Vegas NV LSVGNVXBXWY  721   2013-05-17   
703-223 8 Washington Zone 19 VA ARTNVAARX8X  236   2018-07-31   
703-420 A Manassas VA ARTNVAARX8X  236      
703-420 1 Manassas VA ARTNVAARX8X  236   2016-11-11   
703-687 0 Leesburg VA ARTNVAARX8X  246   2016-10-07   
703-688 8 Lorton VA ARTNVAARX8X  236   2016-10-07   
703-783 9 Engleside VA ARTNVAARX8X  236   2016-10-07   
704-686 8 Charlotte NC CHRLNCBOXQY  422   2018-10-29   
706-750 A Augusta GA AGSTGAMTXDZ  442      
706-750 1 Augusta GA AGSTGAMTXDZ  442   2012-12-17   
715-471 1 Eau Claire WI EUCLWI01XYX  352   2018-03-06   
715-714 A Eau Claire WI EUCLWI01XYX  352      
715-714 1 Eau Claire WI EUCLWI01XYX  352   2013-05-08   
716-330 2 Buffalo NY BFLONYFRCMD  140   2016-08-31   
716-330 3 Buffalo NY BFLONYFRCMD  140   2016-08-31   
716-330 4 Buffalo NY BFLONYFRCMD  140   2016-08-31   
716-330 5 Buffalo NY BFLONYFRCMD  140   2016-08-31   

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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