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
Thousands block for 815-315
815-315-6ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS108/01/2005Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
Thousands block for 815-319
815-319-4ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS111/30/2005Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-319-6ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS111/30/2005Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-489ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
Thousands block for 815-489
815-489-0ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-489-1ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-489-2ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-489-4ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-489-5ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-489-6ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-489-7ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-489-8ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-489-9ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-490ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
Thousands block for 815-516
815-516-2ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS111/19/2002Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-720ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-961ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-962ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-963ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-964ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-965ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-966ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-967ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-968ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-969ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
Thousands block for 815-969
815-969-0ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-969-1ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-969-2ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-969-3ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-969-4ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-969-5ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-969-6ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-969-8ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS1N/APrefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-971ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-972ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-987ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILRTDS100/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD MAIN
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
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