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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-879MDVERIZON MARYLAND, INC. (Verizon Communications)9212DUNDALKDNDLMDDNDS000/00/0000Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-879
443-879-0MDCORE COMMUNICATIONS, INC.- MD2593DUNDALKNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-879-1MDCTC COMMUNICATIONS CORP. - MD (Windstream Holdings)2697DUNDALKNOCLLIKNOWN12/22/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-879-2MDONVOY, LLC - MD (Inteliquent)876DDUNDALKNOCLLIKNOWN08/07/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-879-3MDBANDWIDTH.COM CLEC, LLC - MD071FDUNDALKNOCLLIKNOWN02/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-879-4MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036DUNDALKCLMAMDORGT010/17/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-879-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212DUNDALKDNDLMDDNDS007/16/2003Prefix Type: RBOC
Switch Name: DUNDALK
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-879-6MDBANDWIDTH.COM CLEC, LLC - MD071FDUNDALKNOCLLIKNOWN06/28/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-879-7MDONVOY, LLC - MD (Inteliquent)876DDUNDALKNOCLLIKNOWN12/15/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-879-8MDONVOY, LLC - MD (Inteliquent)876DDUNDALKNOCLLIKNOWN12/15/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-879-9MDBANDWIDTH.COM CLEC, LLC - MD071FDUNDALKNOCLLIKNOWN11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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