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
773-267ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-279ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 773-279
773-279-0ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-279-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-279-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-279-3ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-279-4ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-279-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-279-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-279-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-279-9ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 773-442
773-442-4ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS004/07/2000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-442-5ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS004/07/2000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-442-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS004/07/2000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-442-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS004/19/2001Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-463ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-478ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-509ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-539ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-583ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-588ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-604ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-730ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-866ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 773-866
773-866-0ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-866-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-866-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-866-3ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-866-4ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-866-5ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-866-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-866-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-866-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-961ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
Thousands block for 773-961
773-961-0ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-961-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-961-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
773-961-3ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN02CHCGILIRDS0N/APrefix Type: RBOC
Switch Name: CHCG IRVING
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE20T
Detailed Switch Info
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