Input an Area Code (required) followed by the Prefix, or Exchange (optional):
-
If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.
npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
231-221MICENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc)508JHARBOR SPGTRCYMIMNWMD06/01/2015Prefix Type: IPES
Switch Name: HARBOR SPG
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
Thousands block for 231-221
231-221-0MIPEERLESS NETWORK OF MICHIGAN, LLC - MI933GHARBOR SPGNOCLLIKNOWN11/25/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-221-1MI123.NET, INC.2550HARBOR SPGNOCLLIKNOWN10/10/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-221-2MIBANDWIDTH.COM CLEC, LLC - MI991EHARBOR SPGNOCLLIKNOWN05/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-221-3MIPEERLESS NETWORK OF MICHIGAN, LLC - MI933GHARBOR SPGNOCLLIKNOWN02/18/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-221-4MIONVOY, LLCV - MI (Inteliquent)543CHARBOR SPGNOCLLIKNOWN02/04/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-221-5MIONVOY, LLCV - MI (Inteliquent)543CHARBOR SPGNOCLLIKNOWN02/04/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-221-6MIONVOY, LLCV - MI (Inteliquent)543CHARBOR SPGNOCLLIKNOWN05/19/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-221-7MICENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc)508JHARBOR SPGTRCYMIMNWMD06/02/2015Prefix Type: IPES
Switch Name: HARBOR SPG
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-221-8MIPEERLESS NETWORK OF MICHIGAN, LLC - MI933GHARBOR SPGNOCLLIKNOWN10/29/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
231-221-9MIONVOY, LLCV - MI (Inteliquent)543CHARBOR SPGNOCLLIKNOWN05/19/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
This information is not guaranteed to be accurate. User assumes all risk for any loss or gain resulting from use of this data.
Although I strive for accuracy and prompt updates of changed information, it is possible that there may be errors. If you see one, could you please report it?
Please report all errors, flames, questions, suggestions, and thanks to Paul Timmins
Please see the Frequently Asked Questions page if you have any questions.
Copyright ©2001-2023, Paul Timmins/Timmins Technologies, LLC. All rights reserved
Website Design and User Interface ©2010, Adam Botbyl/Revolutionary Solutions, LLC.
Colocation generously provided by Clear Rate Communications, Inc
Has this site changed your life? Made your job easier? I always love Fanmail and Suggestions.