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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
667-278MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036TOWSONCLMAMDORGT003/09/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-278
667-278-0MDVONAGE AMERICA LLC197DTOWSONNOCLLIKNOWN05/01/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-278-1MDVONAGE AMERICA LLC197DTOWSONNOCLLIKNOWN05/01/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-278-2MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036TOWSONCLMAMDORGT006/24/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-278-3MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036TOWSONCLMAMDORGT007/15/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-278-4MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036TOWSONCLMAMDORGT007/15/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-278-5MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036TOWSONCLMAMDORGT004/02/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-278-6MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036TOWSONCLMAMDORGT004/02/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-278-7MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036TOWSONCLMAMDORGT004/02/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-278-8MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036TOWSONCLMAMDORGT004/02/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-278-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036TOWSONCLMAMDORGT003/10/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info