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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
231-721MI123.NET, INC.2550HARTGDRPMIBLX8Z08/27/2002Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
Thousands block for 231-721
231-721-0MI123.NET, INC.2550HARTGDRPMIBLX8ZN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-721-1MICELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI (Verizon Wireless)6003HARTGDRQMIBODMD02/22/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-721-2MIONVOY, LLCV - MI (Inteliquent)543CHARTNOCLLIKNOWN10/21/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-721-3MIONVOY, LLCV - MI (Inteliquent)543CHARTNOCLLIKNOWN10/21/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-721-5MICELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI (Verizon Wireless)6003HARTGDRQMIBODMD09/12/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-721-6MIONVOY SPECTRUM, LLC (Inteliquent)624HHARTNOCLLIKNOWN05/20/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-721-7MICENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc)508JHARTTRCYMIMNWMD08/30/2017Prefix Type: IPES
Switch Name: HARBOR SPG
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-721-9MIOMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC (T-Mobile US, Inc)2964HARTGDRPMIBLXDZ01/04/2024Prefix Type: PCS
Switch Name: GRAND RAPIDS
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
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