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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-533MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325JARRETTSVLBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-533
443-533-0MDTELNYX LLC073HJARRETTSVLNOCLLIKNOWN04/14/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-1MDUS LEC OF MARYLAND, INC.2589JARRETTSVLCLMAMDJTDS002/06/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-2MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716JARRETTSVLBLTMMDCHW2905/06/2010Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-3MDBANDWIDTH.COM CLEC, LLC - MD071FJARRETTSVLNOCLLIKNOWN09/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-4MDTERRA NOVA TELECOM INC.145JJARRETTSVLNOCLLIKNOWN01/08/2024Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-5MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN03/08/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-6MDONVOY, LLC - MD (Inteliquent)876DJARRETTSVLNOCLLIKNOWN03/08/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-7MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-8MDCORE COMMUNICATIONS, INC.- MD2593JARRETTSVLNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-533-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325JARRETTSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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