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
815-226ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-227ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
Thousands block for 815-227
815-227-0ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-227-1ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-227-2ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-227-3ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-227-4ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-227-5ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-227-6ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-227-8ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-227-9ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-229ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-231ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
Thousands block for 815-231
815-231-0ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-231-1ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-231-2ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-231-3ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-231-4ILTERRA NOVA TELECOM INC.145JROCKFORDRCFRILREDS010/17/2023Prefix Type: IPES
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-231-5ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-231-7ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-231-9ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-381ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-387ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-391ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
Thousands block for 815-391
815-391-2ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-391-5ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-391-6ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-391-7ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-391-8ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-391-9ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-394ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
Thousands block for 815-394
815-394-0ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-394-1ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-394-2ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-394-3ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-394-4ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-394-5ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-394-6ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-394-7ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-394-8ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-395ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-397ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-398ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-399ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-484ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS000/00/0000Prefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
Thousands block for 815-484
815-484-0ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-484-1ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-484-2ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-484-4ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-484-5ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-484-6ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-484-7ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-484-8ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
815-484-9ILILLINOIS BELL TEL CO (AT&T)9329ROCKFORDRCFRILREDS0N/APrefix Type: RBOC
Switch Name: ROCKFORD EAST
Switch Type: DMS100
LATA: Rockford IL (360)
Tandem: RCFRILRT52T
Detailed Switch Info
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