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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-438MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD10/08/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-438
443-438-0MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395BALTIMOREBLTOMDKHBMD10/08/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-438-1MDLEVEL 3 COMMUNICATIONS, LLC - MD (Lumen Technologies, Inc)6119BALTIMORENOCLLIKNOWN12/18/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-438-2MDPAETEC COMMUNICATIONS, INC. - MD (Windstream Communications)4716BALTIMOREBLTMMDCHW2909/04/2009Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-438-3MDCOMCAST IP PHONE, LLC (Comcast)318JBALTIMORENOCLLIKNOWN02/18/2009Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-438-4MDCOMCAST IP PHONE, LLC (Comcast)318JBALTIMORENOCLLIKNOWN02/18/2009Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-438-5MDCOMCAST IP PHONE, LLC (Comcast)318JBALTIMORENOCLLIKNOWN02/18/2009Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-438-6MDCOMCAST IP PHONE, LLC (Comcast)318JBALTIMORENOCLLIKNOWN02/18/2009Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-438-7MDCOMCAST IP PHONE, LLC (Comcast)318JBALTIMORENOCLLIKNOWN02/18/2009Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-438-8MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EBALTIMORENOCLLIKNOWN09/14/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-438-9MDCOMCAST IP PHONE, LLC (Comcast)318JBALTIMORENOCLLIKNOWN02/18/2009Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info