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
312-214ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-223ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-244ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-244
312-244-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-244-2ILONVOY SPECTRUM, LLC (Inteliquent)624HCHICGOZN01CHCGILFRDS105/03/2023Prefix Type: WIRELESS
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-244-5ILONVOY SPECTRUM, LLC (Inteliquent)624HCHICGOZN01CHCGILFRDS105/03/2023Prefix Type: WIRELESS
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-244-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-244-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-244-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-309ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-338ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-384ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-384
312-384-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-384-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-384-3ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-384-4ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-384-5ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-384-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-384-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-384-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-394ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-394
312-394-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-394-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-394-3ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-394-4ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-394-5ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-394-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-394-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-394-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-409ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-409
312-409-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-409-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-424ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-458ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-458
312-458-0ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-458-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-458-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-458-3ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-458-4ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-458-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-458-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-458-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-458-9ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-574ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-574
312-574-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-574-4ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-574-5ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-574-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-574-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-574-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-574-9ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-634ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-683ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-683
312-683-0ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-683-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-683-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-683-3ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-683-4ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-683-5ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-683-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-683-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-696ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-696
312-696-0ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-696-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-696-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-696-3ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-696-4ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-696-5ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-696-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-696-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-696-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-793ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-814ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-862ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS101/25/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-862
312-862-0ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS102/07/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-862-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS102/07/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-862-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS102/07/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-862-3ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS102/07/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-862-4ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS102/07/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-862-5ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS102/07/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-862-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS102/07/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-862-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS102/07/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-862-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS102/07/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-862-9ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS102/07/2006Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-870
312-870-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS109/29/2000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-904ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-905ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-905
312-905-0ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-905-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-905-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-905-6ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-905-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-905-8ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-905-9ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS1N/APrefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-992ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILFRDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG FRANKLIN DS1
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
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