Company Name: State/Province:
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npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
231-293MIHD CARRIER LLC0026630681RMD0013231321JFRANKFORTBRSPMI099MD05/14/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
🔧 Explore Switch(CLLI: BRSPMI099MD))
231-293 is split into 1,000-number blocks - detail below
231-293-9XXXMIHD CARRIER LLC0026630681RMD0013231321JFRANKFORTBRSPMI099MD05/14/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
🔧 Explore Switch(CLLI: BRSPMI099MD))
231-442 is split into 1,000-number blocks - detail below
231-442-5XXXMIHD CARRIER LLC0026630681RMD0013231321JHARRIETTANOCLLIKNOWN10/07/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
248-639 is split into 1,000-number blocks - detail below
248-639-5XXXMIHD CARRIER LLC0026630681RMD0013231321JPONTIACNOCLLIKNOWN02/26/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
248-750 is split into 1,000-number blocks - detail below
248-750-9XXXMIHD CARRIER LLC0026630681RMD0013231321JSOUTHFIELDSFLDMIQJDS102/26/2026Prefix Type: IPES
Switch Name: SOUTHFIELD
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: SFLDMIQJDS1))
248-784 is split into 1,000-number blocks - detail below
248-784-9XXXMIHD CARRIER LLC0026630681RMD0013231321JSOUTHFIELDNOCLLIKNOWN02/26/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
269-478 is split into 1,000-number blocks - detail below
269-478-4XXXMIHD CARRIER LLC0026630681RMD0013231321JKALAMAZOONOCLLIKNOWN10/07/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
269-757 is split into 1,000-number blocks - detail below
269-757-8XXXMIHD CARRIER LLC0026630681RMD0013231321JBENTON HBRNOCLLIKNOWN10/07/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
313-547MIHD CARRIER LLC0026630681RMD0013231321JDETROITZN5SFLDMIMKDMD06/02/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: SFLDMIMKDMD))
313-547 is split into 1,000-number blocks - detail below
313-547-9XXXMIHD CARRIER LLC0026630681RMD0013231321JDETROITZN5SFLDMIMKDMD06/02/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: SFLDMIMKDMD))
313-552MIHD CARRIER LLC0026630681RMD0013231321JDETROITZN1SFLDMIMKCMD09/30/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: SFLDMIMKCMD))
313-552 is split into 1,000-number blocks - detail below
313-552-9XXXMIHD CARRIER LLC0026630681RMD0013231321JDETROITZN1SFLDMIMKCMD09/30/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: SFLDMIMKCMD))
313-620 is split into 1,000-number blocks - detail below
313-620-2XXXMIHD CARRIER LLC0026630681RMD0013231321JDETROITZN3NOCLLIKNOWN10/06/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
313-732 is split into 1,000-number blocks - detail below
313-732-3XXXMIHD CARRIER LLC0026630681RMD0013231321JDETROITZN2NOCLLIKNOWN10/06/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
313-857 is split into 1,000-number blocks - detail below
313-857-2XXXMIHD CARRIER LLC0026630681RMD0013231321JDETROITZN6NOCLLIKNOWN10/06/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
517-307 is split into 1,000-number blocks - detail below
517-307-3XXXMIHD CARRIER LLC0026630681RMD0013231321JJACKSONNOCLLIKNOWN01/16/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
517-307-4XXXMIHD CARRIER LLC0026630681RMD0013231321JJACKSONNOCLLIKNOWN01/16/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
517-307-5XXXMIHD CARRIER LLC0026630681RMD0013231321JJACKSONNOCLLIKNOWN01/16/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
517-350MIHD CARRIER LLC0026630681RMD0013231321JLANSINGLNNGMIDCKMD03/10/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
🔧 Explore Switch(CLLI: LNNGMIDCKMD))
517-350 is split into 1,000-number blocks - detail below
517-350-8XXXMIHD CARRIER LLC0026630681RMD0013231321JLANSINGLNNGMIDCKMD03/10/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
🔧 Explore Switch(CLLI: LNNGMIDCKMD))
517-350-9XXXMIHD CARRIER LLC0026630681RMD0013231321JLANSINGLNNGMIDCKMD03/10/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
🔧 Explore Switch(CLLI: LNNGMIDCKMD))
517-550 is split into 1,000-number blocks - detail below
517-550-2XXXMIHD CARRIER LLC0026630681RMD0013231321JDIMONDALENOCLLIKNOWN02/09/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
517-550-3XXXMIHD CARRIER LLC0026630681RMD0013231321JDIMONDALENOCLLIKNOWN02/09/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
517-550-8XXXMIHD CARRIER LLC0026630681RMD0013231321JDIMONDALENOCLLIKNOWN02/09/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
616-317MIHD CARRIER LLC0026630681RMD0013231321JGRAND RPDSBRSPMI098MD09/30/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
🔧 Explore Switch(CLLI: BRSPMI098MD))
616-317 is split into 1,000-number blocks - detail below
616-317-9XXXMIHD CARRIER LLC0026630681RMD0013231321JGRAND RPDSBRSPMI098MD10/02/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
🔧 Explore Switch(CLLI: BRSPMI098MD))
616-343 is split into 1,000-number blocks - detail below
616-343-4XXXMIHD CARRIER LLC0026630681RMD0013231321JGREENVILLENOCLLIKNOWN10/06/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
616-346 is split into 1,000-number blocks - detail below
616-346-6XXXMIHD CARRIER LLC0026630681RMD0013231321JHOLLANDNOCLLIKNOWN10/06/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
616-398 is split into 1,000-number blocks - detail below
616-398-8XXXMIHD CARRIER LLC0026630681RMD0013231321JGRANDHAVENNOCLLIKNOWN10/06/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
734-251 is split into 1,000-number blocks - detail below
734-251-6XXXMIHD CARRIER LLC0026630681RMD0013231321JANN ARBORNOCLLIKNOWN10/06/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
810-353 is split into 1,000-number blocks - detail below
810-353-4XXXMIHD CARRIER LLC0026630681RMD0013231321JFLINTNOCLLIKNOWN10/06/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
810-466 is split into 1,000-number blocks - detail below
810-466-7XXXMIHD CARRIER LLC0026630681RMD0013231321JCOLUMBIAVLNOCLLIKNOWN10/06/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
906-829MIHD CARRIER LLC0026630681RMD0013231321JMARQUETTEHNCCMIMN3MD00/00/0000Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: upper peninsula MI (342)
Tandem: N/A
🔧 Explore Switch(CLLI: HNCCMIMN3MD))
906-829 is split into 1,000-number blocks - detail below
906-829-6XXXMIHD CARRIER LLC0026630681RMD0013231321JMARQUETTEHNCCMIMN3MD12/02/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: upper peninsula MI (342)
Tandem: N/A
🔧 Explore Switch(CLLI: HNCCMIMN3MD))
906-829-7XXXMIHD CARRIER LLC0026630681RMD0013231321JMARQUETTEHNCCMIMN3MD12/02/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: upper peninsula MI (342)
Tandem: N/A
🔧 Explore Switch(CLLI: HNCCMIMN3MD))
906-829-8XXXMIHD CARRIER LLC0026630681RMD0013231321JMARQUETTEHNCCMIMN3MD12/02/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: upper peninsula MI (342)
Tandem: N/A
🔧 Explore Switch(CLLI: HNCCMIMN3MD))
906-829-9XXXMIHD CARRIER LLC0026630681RMD0013231321JMARQUETTEHNCCMIMN3MD12/02/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: upper peninsula MI (342)
Tandem: N/A
🔧 Explore Switch(CLLI: HNCCMIMN3MD))
947-276 is split into 1,000-number blocks - detail below
947-276-4XXXMIHD CARRIER LLC0026630681RMD0013231321JPONTIACNOCLLIKNOWN02/26/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
947-276-5XXXMIHD CARRIER LLC0026630681RMD0013231321JPONTIACNOCLLIKNOWN02/26/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
947-281 is split into 1,000-number blocks - detail below
947-281-3XXXMIHD CARRIER LLC0026630681RMD0013231321JSOUTHFIELDNOCLLIKNOWN02/26/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
989-357MIHD CARRIER LLC0026630681RMD0013231321JBAY CITYSGNWMIACFMD09/30/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: N/A
🔧 Explore Switch(CLLI: SGNWMIACFMD))
989-357 is split into 1,000-number blocks - detail below
989-357-5XXXMIHD CARRIER LLC0026630681RMD0013231321JBAY CITYSGNWMIACFMD04/21/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: N/A
🔧 Explore Switch(CLLI: SGNWMIACFMD))
989-357-6XXXMIHD CARRIER LLC0026630681RMD0013231321JBAY CITYSGNWMIACFMD04/21/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: N/A
🔧 Explore Switch(CLLI: SGNWMIACFMD))
989-357-9XXXMIHD CARRIER LLC0026630681RMD0013231321JBAY CITYSGNWMIACFMD10/02/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: N/A
🔧 Explore Switch(CLLI: SGNWMIACFMD))
989-554 is split into 1,000-number blocks - detail below
989-554-3XXXMIHD CARRIER LLC0026630681RMD0013231321JMIDLANDNOCLLIKNOWN02/09/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
989-554-6XXXMIHD CARRIER LLC0026630681RMD0013231321JMIDLANDNOCLLIKNOWN02/09/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
989-554-7XXXMIHD CARRIER LLC0026630681RMD0013231321JMIDLANDNOCLLIKNOWN02/09/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
989-899 is split into 1,000-number blocks - detail below
989-899-4XXXMIHD CARRIER LLC0026630681RMD0013231321JSAGINAWNOCLLIKNOWN01/16/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
989-899-5XXXMIHD CARRIER LLC0026630681RMD0013231321JSAGINAWNOCLLIKNOWN01/16/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
989-899-6XXXMIHD CARRIER LLC0026630681RMD0013231321JSAGINAWNOCLLIKNOWN01/16/2026Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Saginaw MI (344)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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