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
214-302TXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS000/00/0000Prefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-302 is split into 1,000-number blocks - detail below
214-302-1XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-302-3XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-302-4XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-302-6XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-371TXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS000/00/0000Prefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-372TXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS000/00/0000Prefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-374TXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS000/00/0000Prefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-374 is split into 1,000-number blocks - detail below
214-374-0XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-374-1XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-374-2XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-374-3XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-374-4XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-374-5XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-374-6XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-374-7XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-374-8XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS0N/APrefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-375TXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS000/00/0000Prefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
214-376TXSOUTHWESTERN BELLN/A9533DALLASDLLSTXFRDS000/00/0000Prefix Type: RBOC
Switch Name: Franklin
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXFRDS0))
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