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
979-364TXSOUTHWESTERN BELL9533CALVERTCLVTTXCLRS000/00/0000Prefix Type: RBOC
Switch Name: CALVERT (9533)
Switch Type: AXERSS
LATA: Hearne TX (570)
Tandem: BRYNTXXA02T
Detailed Switch Info
Thousands block for 979-364
979-364-1TXSOUTHWESTERN BELL9533CALVERTCLVTTXCLRS0N/APrefix Type: RBOC
Switch Name: CALVERT (9533)
Switch Type: AXERSS
LATA: Hearne TX (570)
Tandem: BRYNTXXA02T
Detailed Switch Info
979-364-2TXSOUTHWESTERN BELL9533CALVERTCLVTTXCLRS0N/APrefix Type: RBOC
Switch Name: CALVERT (9533)
Switch Type: AXERSS
LATA: Hearne TX (570)
Tandem: BRYNTXXA02T
Detailed Switch Info
979-364-3TXSOUTHWESTERN BELL9533CALVERTCLVTTXCLRS0N/APrefix Type: RBOC
Switch Name: CALVERT (9533)
Switch Type: AXERSS
LATA: Hearne TX (570)
Tandem: BRYNTXXA02T
Detailed Switch Info