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
817-378TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS000/00/0000Prefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
Thousands block for 817-378
817-378-0TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS0N/APrefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-378-1TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS0N/APrefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-378-2TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS0N/APrefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-378-3TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS0N/APrefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-378-5TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS0N/APrefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-378-8TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS0N/APrefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-378-9TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS0N/APrefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-624TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS000/00/0000Prefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-625TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS000/00/0000Prefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-626TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS000/00/0000Prefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
817-740TXSOUTHWESTERN BELL9533FORT WORTHFTWOTXMADS000/00/0000Prefix Type: RBOC
Switch Name: FORT WORTH MARKET
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
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