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
918-576OKSOUTHWESTERN BELL9533TULSATULSOKTBDS000/00/0000Prefix Type: RBOC
Switch Name: TULSA DS0
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Tulsa OK (538)
Tandem: TULSOKTB03T
Detailed Switch Info
Thousands block for 918-576
918-576-0OKSOUTHWESTERN BELL9533TULSATULSOKTBDS0N/APrefix Type: RBOC
Switch Name: TULSA DS0
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Tulsa OK (538)
Tandem: TULSOKTB03T
Detailed Switch Info
918-576-2OKSOUTHWESTERN BELL9533TULSATULSOKTBDS0N/APrefix Type: RBOC
Switch Name: TULSA DS0
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Tulsa OK (538)
Tandem: TULSOKTB03T
Detailed Switch Info
918-576-5OKSOUTHWESTERN BELL9533TULSATULSOKTBDS0N/APrefix Type: RBOC
Switch Name: TULSA DS0
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Tulsa OK (538)
Tandem: TULSOKTB03T
Detailed Switch Info
918-596OKSOUTHWESTERN BELL9533TULSATULSOKTBDS000/00/0000Prefix Type: RBOC
Switch Name: TULSA DS0
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Tulsa OK (538)
Tandem: TULSOKTB03T
Detailed Switch Info
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