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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
720-356COTELEPORT COMMUNICATIONS AMERICA, LLC - CO (AT&T)7378DENVERDNVRCOMADS800/00/0000Prefix Type: CLEC
Switch Name: DENVER
Switch Type: WECO 4ESS
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
Thousands block for 720-356
720-356-0COONVOY, LLC - CO (Sinch)026DDENVERNOCLLIKNOWN05/22/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
720-356-1COPAETEC ITEL, LLC829JDENVERDNVTCOUZDS010/31/2008Prefix Type: IPES
Switch Name: DENVER
Switch Type: N/A
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
720-356-2COT-MOBILE USA, INC. (T-Mobile US, Inc)6529DENVERDNVRCOII3MD10/06/2009Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
720-356-3CONEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010DENVERDNVRCOMDCM702/20/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
720-356-4COCENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)508JDENVERHLRNCOFP1MD07/06/2017Prefix Type: IPES
Switch Name: DENVER
Switch Type: N/A
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
720-356-5CONEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010DENVERDNVRCOMDCM702/20/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
720-356-6COTELEPORT COMMUNICATIONS AMERICA, LLC - CO (AT&T)7378DENVERDNVRCOMADS8N/APrefix Type: CLEC
Switch Name: DENVER
Switch Type: WECO 4ESS
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
720-356-7COTELEPORT COMMUNICATIONS AMERICA, LLC - CO (AT&T)7378DENVERDNVRCOMADS8N/APrefix Type: CLEC
Switch Name: DENVER
Switch Type: WECO 4ESS
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
720-356-8COTELEPORT COMMUNICATIONS AMERICA, LLC - CO (AT&T)7378DENVERDNVRCOMADS8N/APrefix Type: CLEC
Switch Name: DENVER
Switch Type: WECO 4ESS
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
720-356-9COTELEPORT COMMUNICATIONS AMERICA, LLC - CO (AT&T)7378DENVERDNVRCOMADS8N/APrefix Type: CLEC
Switch Name: DENVER
Switch Type: WECO 4ESS
LATA: Denver CO (656)
Tandem: N/A
Detailed Switch Info
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