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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-864MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664COLUMBIABLTMMDCH40Z12/19/2001Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-864
443-864-0MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855COLUMBIANOCLLIKNOWNN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-864-1MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855COLUMBIANOCLLIKNOWNN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-864-2MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664COLUMBIABLTMMDCH40Z03/17/2003Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-864-3MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664COLUMBIABLTMMDCH40Z10/13/2003Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-864-4MDCOMCAST IP PHONE, LLC318JCOLUMBIANOCLLIKNOWN09/20/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-864-5MDCOMCAST IP PHONE, LLC318JCOLUMBIANOCLLIKNOWN09/20/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-864-6MDMETROPCS, INC. (T-Mobile US, Inc)5562COLUMBIANOCLLIKNOWNN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-864-7MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664COLUMBIABLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-864-8MDSPRINT SPECTRUM, L.P. (T-Mobile US, Inc)6664COLUMBIABLTMMDCH40ZN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-864-9MDMETROPCS, INC. (T-Mobile US, Inc)5562COLUMBIANOCLLIKNOWNN/APrefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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