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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
301-629MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14CLMAMDCBDS000/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA 1
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-629
301-629-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14CLMAMDCBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA 1
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-1MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14CLMAMDCBDS0N/APrefix Type: RBOC
Switch Name: COLUMBIA 1
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-3MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-6MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-629-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info