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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
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
312-458-5ILNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534CHICGOZN01BURGILAHGT301/29/2016Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
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