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Springfield, OH

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
937-504 1 DYTNOH22X6Y  001F BANDWIDTH.COM CLEC, LLC - OH 328   2013-05-10   
937-504 2 DYTNOH22X6Y  001F BANDWIDTH.COM CLEC, LLC - OH 328   2015-06-01   
937-504 3 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2013-10-18   
937-504 4 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2013-10-18   
937-504 5 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2014-10-03   
937-504 6 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2014-10-03   
937-504 7 DYTNOH15WMD  516C AT&T CORP. 328   2011-12-13   
937-504 8 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2014-06-02   
937-504 9 DYTNOH22X6Y  001F BANDWIDTH.COM CLEC, LLC - OH 328   2015-06-01   
937-505 A SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-505 0 DYTNOH22X6Y  001F BANDWIDTH.COM CLEC, LLC - OH 328   2009-01-04   
937-505 1   793K TWC IP ENABLED SERVICES, LLC 328   2013-10-10   
937-505 2 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-505 3   793K TWC IP ENABLED SERVICES, LLC 328   2013-12-15   
937-505 4 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-505 5 SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-505 6   793K TWC IP ENABLED SERVICES, LLC 328   2015-04-06   
937-505 7 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2013-03-28   
937-505 8 DYTNOHKTDS3  284F PEERLESS NETWORK OF OHIO, LLC - OH 328   2015-10-16   
937-505 9   793K TWC IP ENABLED SERVICES, LLC 328   2014-04-14   
937-521 A DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328      
937-521 0 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2005-06-05   
937-521 1 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2005-03-28   
937-521 2 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2006-03-13   
937-521 3 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2007-04-01   
937-521 4 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2007-06-23   
937-521 5 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2013-07-18   
937-521 6 DYTNOH22X0Z  5562 METROPCS, INC. 328   2022-12-10   
937-521 7 DYTNOHIBX2X  508J CENTURYLINK COMMUNICATIONS, LLC 328   2014-06-01   
937-521 8 DYTNOH22XPZ  829J PAETEC ITEL, LLC 328   2018-10-11   
937-521 9 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2017-10-09   
937-523 A DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
937-523 0 DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
937-523 1 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2011-03-31   
937-523 2 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2011-03-31   
937-523 3 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2011-03-31   
937-523 4 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2011-03-31   
937-523 5 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2011-03-31   
937-523 6 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2011-03-31   
937-523 7 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2011-03-31   
937-523 8 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2011-03-31   
937-523 9 DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2011-03-31   
937-525 A SPFDOH32DS1  9321 OHIO BELL TEL CO 328      
937-536 A DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328      
937-536 0 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2011-01-26   
937-536 1 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2010-10-24   
937-536 2 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2011-01-26   
937-536 3 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2011-11-30   
937-536 4 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2011-11-30   
937-536 5 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2011-11-30   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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