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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-792MDVERIZON MARYLAND, INC. (Verizon Communications)9212BRYNPKLNCMBRKLMDBKDS010/18/2007Prefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-792
443-792-0MDONVOY, LLC - MD (Inteliquent)876DBRYNPKLNCMNOCLLIKNOWN09/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-792-1MDIP HORIZON LLC515JBRYNPKLNCMNOCLLIKNOWN02/23/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-792-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BRYNPKLNCMBRKLMDBKDS010/19/2007Prefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-792-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BRYNPKLNCMBRKLMDBKDS010/19/2007Prefix Type: RBOC
Switch Name: BROOKLYN
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-792-4MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BRYNPKLNCMBLTOMDKHDS009/11/2008Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-792-5MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910BRYNPKLNCMNOCLLIKNOWN04/07/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-792-6MDIP HORIZON LLC515JBRYNPKLNCMNOCLLIKNOWN12/07/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-792-7MDCENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc)508JBRYNPKLNCMBLTMMDDN2MD03/06/2014Prefix Type: IPES
Switch Name: GLENBURNIE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-792-8MDONVOY, LLC - MD (Inteliquent)876DBRYNPKLNCMNOCLLIKNOWN09/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-792-9MDBANDWIDTH.COM CLEC, LLC - MD071FBRYNPKLNCMNOCLLIKNOWN02/21/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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