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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
301-666MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529WSNG236Z14WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-666
301-666-0MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-666-1MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-666-2MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z14NOCLLIKNOWN11/14/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-666-3MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529WSNG236Z14WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-666-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-666-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-666-6MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN08/02/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-666-7MDCENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc)508JWSNG236Z14WASIDCRG7MD03/05/2014Prefix Type: IPES
Switch Name: WSHNGTNZN1
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-666-8MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-666-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
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