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Severna Park, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-421 5 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-421 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-04-22   
410-421 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-08-05   
410-421 8 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-421 9 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-431 A SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-431 0 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-28   
410-431 1 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2015-12-06   
410-431 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-04   
410-431 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-04   
410-431 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-04-22   
410-431 5 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-431 6 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-431 7 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-431 8 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-431 9 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-432 A SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-432 0 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-05-23   
410-432 1 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-07-05   
410-432 2 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2016-12-05   
410-432 3 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-432 4 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-09-30   
410-432 5 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-432 6 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-432 7 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-432 8 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-432 9 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-518 A SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-518 0 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-518 1 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-518 2 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2024-05-31   
410-518 3 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2024-05-31   
410-518 4 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2024-05-31   
410-518 5 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2024-05-31   
410-518 6 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-518 7 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-518 8 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-518 9 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-541 A SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-541 0 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-541 1 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-03   
410-541 2 SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-541 3 BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2004-04-30   
410-541 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-03-04   
410-541 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-03-04   
410-541 6 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
410-541 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-03-04   
410-541 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-12-14   
410-541 9 BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2009-02-12   
410-544 A SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      

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

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