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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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🔎 Tip: Click any Company, OCN, Rate Center, or CLLI to explore related telecom data

npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
972-287TXSOUTHWESTERN BELLN/A9533SEAGOVILLEDLLSTXSEDS000/00/0000Prefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-427TXSOUTHWESTERN BELLN/A9533CRANDALLDLLSTXSEDS000/00/0000Prefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-427 is split into 1,000-number blocks - detail below
972-427-0XXXTXSOUTHWESTERN BELLN/A9533CRANDALLDLLSTXSEDS0N/APrefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-427-6XXXTXSOUTHWESTERN BELLN/A9533CRANDALLDLLSTXSEDS0N/APrefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-427-8XXXTXSOUTHWESTERN BELLN/A9533CRANDALLDLLSTXSEDS0N/APrefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-427-9XXXTXSOUTHWESTERN BELLN/A9533CRANDALLDLLSTXSEDS0N/APrefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-472TXSOUTHWESTERN BELLN/A9533CRANDALLDLLSTXSEDS000/00/0000Prefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-472 is split into 1,000-number blocks - detail below
972-472-3XXXTXSOUTHWESTERN BELLN/A9533CRANDALLDLLSTXSEDS0N/APrefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-472-9XXXTXSOUTHWESTERN BELLN/A9533CRANDALLDLLSTXSEDS0N/APrefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-474TXSOUTHWESTERN BELLN/A9533COMBINEDLLSTXSEDS000/00/0000Prefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-474 is split into 1,000-number blocks - detail below
972-474-2XXXTXSOUTHWESTERN BELLN/A9533COMBINEDLLSTXSEDS0N/APrefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-476TXSOUTHWESTERN BELLN/A9533COMBINEDLLSTXSEDS000/00/0000Prefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
972-476 is split into 1,000-number blocks - detail below
972-476-6XXXTXSOUTHWESTERN BELLN/A9533COMBINEDLLSTXSEDS0N/APrefix Type: RBOC
Switch Name: Seagoville
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXSEDS0))
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