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
618-437ILCITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL (Frontier Communications)1183INAINA ILXERS000/00/0000Prefix Type: ICO
Switch Name: INA
Switch Type: Northern Telecom Remote Switching Center
LATA: St.Louis MO (520)
Tandem: N/A
Detailed Switch Info
Thousands block for 618-437
618-437-0ILCITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL (Frontier Communications)1183INAINA ILXERS0N/APrefix Type: ICO
Switch Name: INA
Switch Type: Northern Telecom Remote Switching Center
LATA: St.Louis MO (520)
Tandem: N/A
Detailed Switch Info
618-437-1ILTELNYX LLC073HINAINA ILXERS006/17/2020Prefix Type: IPES
Switch Name: INA
Switch Type: Northern Telecom Remote Switching Center
LATA: St.Louis MO (520)
Tandem: N/A
Detailed Switch Info
618-437-2ILONVOY, LLC (Sinch)224CINAINA ILXERS002/02/2021Prefix Type: CLEC
Switch Name: INA
Switch Type: Northern Telecom Remote Switching Center
LATA: St.Louis MO (520)
Tandem: N/A
Detailed Switch Info
618-437-4ILONVOY, LLC (Sinch)224CINAINA ILXERS007/23/2018Prefix Type: CLEC
Switch Name: INA
Switch Type: Northern Telecom Remote Switching Center
LATA: St.Louis MO (520)
Tandem: N/A
Detailed Switch Info
618-437-5ILCITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL (Frontier Communications)1183INAINA ILXERS0N/APrefix Type: ICO
Switch Name: INA
Switch Type: Northern Telecom Remote Switching Center
LATA: St.Louis MO (520)
Tandem: N/A
Detailed Switch Info
618-437-6ILBANDWIDTH.COM CLEC, LLC - IL984EINAINA ILXERS011/11/2019Prefix Type: CLEC
Switch Name: INA
Switch Type: Northern Telecom Remote Switching Center
LATA: St.Louis MO (520)
Tandem: N/A
Detailed Switch Info
618-437-7ILONVOY, LLC (Sinch)224CINAINA ILXERS006/29/2019Prefix Type: CLEC
Switch Name: INA
Switch Type: Northern Telecom Remote Switching Center
LATA: St.Louis MO (520)
Tandem: N/A
Detailed Switch Info
618-437-8ILONVOY, LLC (Sinch)224CINAINA ILXERS006/29/2019Prefix Type: CLEC
Switch Name: INA
Switch Type: Northern Telecom Remote Switching Center
LATA: St.Louis MO (520)
Tandem: N/A
Detailed Switch Info
618-437-9ILCITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL (Frontier Communications)1183INAINA ILXERS0N/APrefix Type: ICO
Switch Name: INA
Switch Type: Northern Telecom Remote Switching Center
LATA: St.Louis MO (520)
Tandem: N/A
Detailed Switch Info
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