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
231-264MIMICHIGAN BELL TEL CO (AT&T)9323ELK RAPIDSELKRMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: ELK RAPIDS
Switch Type: DMS10
LATA: Grand Rapids MI (348)
Tandem: TRCYMIMN20T
Detailed Switch Info
Thousands block for 231-264
231-264-0MIMICHIGAN BELL TEL CO (AT&T)9323ELK RAPIDSELKRMIMNDS0N/APrefix Type: RBOC
Switch Name: ELK RAPIDS
Switch Type: DMS10
LATA: Grand Rapids MI (348)
Tandem: TRCYMIMN20T
Detailed Switch Info
231-264-5MIMICHIGAN BELL TEL CO (AT&T)9323ELK RAPIDSELKRMIMNDS0N/APrefix Type: RBOC
Switch Name: ELK RAPIDS
Switch Type: DMS10
LATA: Grand Rapids MI (348)
Tandem: TRCYMIMN20T
Detailed Switch Info
231-264-6MIMICHIGAN BELL TEL CO (AT&T)9323ELK RAPIDSELKRMIMNDS0N/APrefix Type: RBOC
Switch Name: ELK RAPIDS
Switch Type: DMS10
LATA: Grand Rapids MI (348)
Tandem: TRCYMIMN20T
Detailed Switch Info
231-264-8MIMICHIGAN BELL TEL CO (AT&T)9323ELK RAPIDSELKRMIMNDS0N/APrefix Type: RBOC
Switch Name: ELK RAPIDS
Switch Type: DMS10
LATA: Grand Rapids MI (348)
Tandem: TRCYMIMN20T
Detailed Switch Info
231-264-9MIMICHIGAN BELL TEL CO (AT&T)9323ELK RAPIDSELKRMIMNDS0N/APrefix Type: RBOC
Switch Name: ELK RAPIDS
Switch Type: DMS10
LATA: Grand Rapids MI (348)
Tandem: TRCYMIMN20T
Detailed Switch Info