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
224-698ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS009/24/2002Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 224-698
224-698-3ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS009/25/2002Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
224-698-4ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS009/25/2002Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
224-698-5ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS009/25/2002Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
224-698-6ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS009/25/2002Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
224-698-8ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS009/25/2002Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-240ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 847-273
847-273-8ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS005/25/1999Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-330ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-407ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 847-407
847-407-2ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-407-4ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-407-5ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-407-6ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-407-7ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-413ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-517ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 847-585
847-585-4ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS012/22/1999Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-585-5ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS012/22/1999Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-585-6ILONVOY, LLC (Sinch)224CROSELLESCBGILCODS011/22/2022Prefix Type: CLEC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-585-7ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS007/20/1999Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 847-592
847-592-1ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS003/06/1999Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-592-3ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS003/06/1999Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 847-598
847-598-6ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS003/13/2003Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-605ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-619ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-706ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-762ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 847-762
847-762-0ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-762-1ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-762-3ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-762-4ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-762-5ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-762-6ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-762-7ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-762-8ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-762-9ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-874ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 847-874
847-874-1ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-944ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 847-944
847-944-2ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-944-3ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-944-4ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-944-5ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-944-6ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-944-7ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-969ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 847-969
847-969-0ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-969-1ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-969-2ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-969-3ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-969-4ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-969-6ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-969-7ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-969-8ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-969-9ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS0N/APrefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
847-995ILILLINOIS BELL TEL CO (AT&T)9329ROSELLESCBGILCODS000/00/0000Prefix Type: RBOC
Switch Name: SCHAUMBURG
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
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