Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
281-354TXCENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK (CenturyLink)2114PORTERPTERTXXARS000/00/0000Prefix Type: ICO
Switch Name: PORTER
Switch Type: Northern Telecom Remote Switching Center
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-577TXCENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK (CenturyLink)2114PORTERPTERTXXARS000/00/0000Prefix Type: ICO
Switch Name: PORTER
Switch Type: Northern Telecom Remote Switching Center
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
Thousands block for 281-577
281-577-0TXCENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK (CenturyLink)2114PORTERPTERTXXARS0N/APrefix Type: ICO
Switch Name: PORTER
Switch Type: Northern Telecom Remote Switching Center
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-577-1TXCENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK (CenturyLink)2114PORTERPTERTXXARS0N/APrefix Type: ICO
Switch Name: PORTER
Switch Type: Northern Telecom Remote Switching Center
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-577-2TXCENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK (CenturyLink)2114PORTERPTERTXXARS0N/APrefix Type: ICO
Switch Name: PORTER
Switch Type: Northern Telecom Remote Switching Center
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-577-5TXCENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK (CenturyLink)2114PORTERPTERTXXARS0N/APrefix Type: ICO
Switch Name: PORTER
Switch Type: Northern Telecom Remote Switching Center
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-577-8TXCENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK (CenturyLink)2114PORTERPTERTXXARS0N/APrefix Type: ICO
Switch Name: PORTER
Switch Type: Northern Telecom Remote Switching Center
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-577-9TXCENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK (CenturyLink)2114PORTERPTERTXXARS0N/APrefix Type: ICO
Switch Name: PORTER
Switch Type: Northern Telecom Remote Switching Center
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-747TXCENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK (CenturyLink)2114PORTERPTERTXXARS005/22/2001Prefix Type: ICO
Switch Name: PORTER
Switch Type: Northern Telecom Remote Switching Center
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
Thousands block for 281-747
281-747-0TXCENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK (CenturyLink)2114PORTERPTERTXXARS0N/APrefix Type: ICO
Switch Name: PORTER
Switch Type: Northern Telecom Remote Switching Center
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
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