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npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
443-533MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)0004274114RMD00038977325JARRETTSVLBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFMDS0))
443-533 is split into 1,000-number blocks - detail below
443-533-0XXXMDTELNYX LLC0018998724RMD0001645073HJARRETTSVLNOCLLIKNOWN04/14/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
443-533-1XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JJARRETTSVLCLMAMDJTDS002/06/2003Prefix Type: IPES
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDJTDS0))
443-533-2XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JJARRETTSVLBLTMMDCHW2905/06/2010Prefix Type: IPES
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHW29))
443-533-3XXXMDBANDWIDTH.COM CLEC, LLC - MD0017042060RMD0003709071FJARRETTSVLNOCLLIKNOWN09/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
443-533-4XXXMDTERRA NOVA TELECOM INC.0021193057RMD0001495145JJARRETTSVLNOCLLIKNOWN01/08/2024Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
443-533-5XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DJARRETTSVLNOCLLIKNOWN03/08/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
443-533-6XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DJARRETTSVLNOCLLIKNOWN03/08/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
443-533-7XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593JARRETTSVLNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
443-533-8XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593JARRETTSVLNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
443-533-9XXXMDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)0004274114RMD00038977325JARRETTSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDFMDS0))
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