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Springfield, OH

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
937-629 1 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2022-05-05   
937-629 2 SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-629 3 SPFDOH3939C  9321 OHIO BELL TEL CO 328      
937-629 4 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2021-07-31   
937-629 5 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2021-07-31   
937-629 6 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2021-07-31   
937-629 7 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2021-07-31   
937-629 8 DYTNOHKT2MD  073H TELNYX LLC 328   2019-03-18   
937-629 9 DYTNOH22X0Z  5562 METROPCS, INC. 328   2023-01-19   
937-631 A DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328      
937-688 A DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
937-688 0 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2018-12-10   
937-688 1 DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-06-05   
937-688 2 DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2011-04-09   
937-688 3 DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2004-08-27   
937-688 4 DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
937-688 5 DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2020-05-29   
937-688 6 HRTPOHBL0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2023-02-15   
937-688 7 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2020-11-15   
937-688 8 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2020-11-15   
937-688 9 DYTNOHKTDS3  284F PEERLESS NETWORK OF OHIO, LLC - OH 328   2020-06-28   
937-717 A DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328      
937-717 0   793K TWC IP ENABLED SERVICES, LLC 328   2015-10-19   
937-717 1   793K TWC IP ENABLED SERVICES, LLC 328   2016-03-18   
937-717 2   793K TWC IP ENABLED SERVICES, LLC 328   2017-12-17   
937-717 3 DYTNOH22XGY  464C ONVOY, LLC - OH 328   2012-02-05   
937-717 4 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2007-02-16   
937-717 5   793K TWC IP ENABLED SERVICES, LLC 328   2007-06-08   
937-717 6   793K TWC IP ENABLED SERVICES, LLC 328   2007-06-08   
937-717 7 DYTNOHKTFMD  490J BOOST SUBSCRIBERCO L.L.C. 328   2022-05-21   
937-717 8 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2012-05-22   
937-717 9   793K TWC IP ENABLED SERVICES, LLC 328   2008-08-01   
937-727 A DYTNOH22X0Z  5562 METROPCS, INC. 328      
937-727 0 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2021-11-12   
937-727 1 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2021-11-12   
937-727 2 DYTNOH22X0Z  5562 METROPCS, INC. 328   2015-12-05   
937-727 3 DYTNOH22X0Z  5562 METROPCS, INC. 328   2017-04-01   
937-727 4 DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2014-02-22   
937-727 5 DYTNOH22X0Z  5562 METROPCS, INC. 328   2018-11-15   
937-727 6 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2021-11-12   
937-727 7 DYTNOH22X0Z  5562 METROPCS, INC. 328   2013-11-14   
937-727 8 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2021-11-12   
937-727 9 DYTNOH22X0Z  5562 METROPCS, INC. 328      
937-831 A DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328      
937-831 0 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328      
937-831 1 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328      
937-831 2 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2008-07-12   
937-831 3 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2009-01-17   
937-831 4 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2009-03-11   
937-831 5 DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2009-03-11   

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

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