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
972-635TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS000/00/0000Prefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
Thousands block for 972-635
972-635-1TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS0N/APrefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-635-2TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS0N/APrefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-635-6TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS0N/APrefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-635-7TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS0N/APrefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-635-9TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS0N/APrefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-636TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS000/00/0000Prefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
Thousands block for 972-636
972-636-0TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS0N/APrefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-636-2TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS0N/APrefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-636-3TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS0N/APrefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-636-7TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS0N/APrefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-636-9TXSOUTHWESTERN BELL9533ROYSE CITYRYCYTXNERS0N/APrefix Type: RBOC
Switch Name: Royse City
Switch Type: Northern Telecom Remote Switching Center
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
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