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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-458MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229ANNAPOLISBLTMMDCDDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-458
443-458-0MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229ANNAPOLISBLTMMDCHXNX N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-458-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229ANNAPOLISBLTMMDCHXNX N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-458-2MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036ANNAPOLISNOCLLIKNOWN08/23/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-458-3MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036ANNAPOLISNOCLLIKNOWN08/23/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-458-4MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229ANNAPOLISBLTMMDCHXNX N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-458-5MDCOMCAST IP PHONE, LLC (Comcast)318JANNAPOLISNOCLLIKNOWN08/01/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-458-6MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229ANNAPOLISBLTMMDCHXNX N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-458-7MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229ANNAPOLISBLTMMDCHXNX N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-458-8MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395ANNAPOLISNOCLLIKNOWN06/04/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-458-9MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229ANNAPOLISBLTMMDCHXNX N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info