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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
410-673MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRESTONPSTNMDPSRS000/00/0000Prefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-673
410-673-0MDCORE COMMUNICATIONS, INC.- MD2593PRESTONNOCLLIKNOWN03/05/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-3MDTELNYX LLC073HPRESTONNOCLLIKNOWN08/31/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-4MDONVOY, LLC - MD (Inteliquent)876DPRESTONNOCLLIKNOWN03/21/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-6MDCORE COMMUNICATIONS, INC.- MD2593PRESTONNOCLLIKNOWN02/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-8MDCOMCAST IP PHONE, LLC318JPRESTONNOCLLIKNOWN06/20/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-238MDCORE COMMUNICATIONS, INC.- MD2593PRESTONESTNMDBNGT006/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-238
667-238-0MDCORE COMMUNICATIONS, INC.- MD2593PRESTONESTNMDBNGT006/13/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-238-1MDCORE COMMUNICATIONS, INC.- MD2593PRESTONESTNMDBNGT006/13/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-238-2MDCORE COMMUNICATIONS, INC.- MD2593PRESTONESTNMDBNGT006/13/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-238-3MDONVOY, LLC - MD (Inteliquent)876DPRESTONNOCLLIKNOWN02/05/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-238-4MDCORE COMMUNICATIONS, INC.- MD2593PRESTONESTNMDBNGT004/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-238-5MDONVOY, LLC - MD (Inteliquent)876DPRESTONNOCLLIKNOWN01/17/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-238-6MDCORE COMMUNICATIONS, INC.- MD2593PRESTONESTNMDBNGT004/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-238-7MDCORE COMMUNICATIONS, INC.- MD2593PRESTONESTNMDBNGT004/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-238-8MDONVOY, LLC - MD (Inteliquent)876DPRESTONNOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-238-9MDONVOY, LLC - MD (Inteliquent)876DPRESTONNOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-342MDONVOY, LLC - MD (Inteliquent)876DPRESTONSLBRMDSBXVX09/01/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-342
667-342-0MDONVOY SPECTRUM, LLC (Inteliquent)624HPRESTONNOCLLIKNOWN08/05/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-342-2MDONVOY, LLC - MD (Inteliquent)876DPRESTONSLBRMDSBXVX09/01/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-342-3MDONVOY, LLC - MD (Inteliquent)876DPRESTONSLBRMDSBXVX11/22/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-342-4MDCOMCAST IP PHONE, LLC318JPRESTONNOCLLIKNOWN06/16/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-342-5MDONVOY, LLC - MD (Inteliquent)876DPRESTONSLBRMDSBXVX11/07/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-342-6MDTON80 COMMUNICATIONS, LLC516JPRESTONNOCLLIKNOWN02/23/2022Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-342-7MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119PRESTONNOCLLIKNOWN10/25/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-342-8MDONVOY, LLC - MD (Inteliquent)876DPRESTONSLBRMDSBXVX12/15/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-342-9MDONVOY, LLC - MD (Inteliquent)876DPRESTONSLBRMDSBXVX05/19/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-449MDCOMMIO, LLC939HPRESTONSLBRMD901MD08/31/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-449
667-449-0MDCOMMIO, LLC939HPRESTONSLBRMD901MD08/31/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-449-1MDCOMMIO, LLC939HPRESTONSLBRMD901MD08/31/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-449-2MDCOMMIO, LLC939HPRESTONSLBRMD901MD08/31/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-449-3MDCOMMIO, LLC939HPRESTONSLBRMD901MD08/31/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-449-4MDCOMMIO, LLC939HPRESTONSLBRMD901MD08/31/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-449-9MDTERRA NOVA TELECOM INC.145JPRESTONNOCLLIKNOWN10/17/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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