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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
231-421MICHARTER FIBERLINK - MICHIGAN, LLC - MI (Charter)351DTRAVERSECYBNHRMICCXMD02/20/2002Prefix Type: CLEC
Switch Name: BENTON HARBOR
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
Thousands block for 231-421
231-421-0MIACD TELECOM, INC. - MI3535TRAVERSECYNOCLLIKNOWN01/18/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-421-1MICHARTER FIBERLINK - MICHIGAN, LLC - MI (Charter)351DTRAVERSECYBNHRMICCXMD01/23/2007Prefix Type: CLEC
Switch Name: BENTON HARBOR
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-421-2MITALK AMERICA INC. - MI (Windstream Communications)1200TRAVERSECYNOCLLIKNOWN08/24/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-421-3MICHARTER FIBERLINK - MICHIGAN, LLC - MI (Charter)351DTRAVERSECYBNHRMICCXMD02/12/2008Prefix Type: CLEC
Switch Name: BENTON HARBOR
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-421-4MIYMAX COMMUNICATIONS CORP. - MI (YMAX (a/k/a MagicJack))260ETRAVERSECYNOCLLIKNOWN12/03/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-421-5MICHARTER FIBERLINK - MICHIGAN, LLC - MI (Charter)351DTRAVERSECYBNHRMICCXMD07/22/2008Prefix Type: CLEC
Switch Name: BENTON HARBOR
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-421-6MILEVEL 3 COMMUNICATIONS, LLC - MI (CenturyLink, Inc)6120TRAVERSECYNOCLLIKNOWN08/10/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-421-7MILEVEL 3 COMMUNICATIONS, LLC - MI (CenturyLink, Inc)6120TRAVERSECYNOCLLIKNOWN08/10/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-421-8MICHARTER FIBERLINK - MICHIGAN, LLC - MI (Charter)351DTRAVERSECYBNHRMICCXMD09/04/2009Prefix Type: CLEC
Switch Name: BENTON HARBOR
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-421-9MICHARTER FIBERLINK - MICHIGAN, LLC - MI (Charter)351DTRAVERSECYBNHRMICCXMD11/18/2010Prefix Type: CLEC
Switch Name: BENTON HARBOR
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
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