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
616-355MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-392MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-393MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-394MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-395MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-396MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-494MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-546MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
Thousands block for 616-546
616-546-2MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS0N/APrefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-546-3MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS0N/APrefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-546-4MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS0N/APrefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-546-6MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS0N/APrefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-546-7MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS0N/APrefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-546-8MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS0N/APrefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-546-9MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS0N/APrefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-594MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
Thousands block for 616-594
616-594-2MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS0N/APrefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-594-3MITERRA NOVA TELECOM INC.145JHOLLANDHLLDMIMNDS004/03/2023Prefix Type: IPES
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
616-860MIMICHIGAN BELL TEL CO (AT&T)9323HOLLANDHLLDMIMNDS000/00/0000Prefix Type: RBOC
Switch Name: HOLLAND
Switch Type: DMS100
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
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