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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
312-374ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILLRDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG LAKESHORE
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-374
312-374-0ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILLRDS0N/APrefix Type: RBOC
Switch Name: CHCG LAKESHORE
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-374-1ILCOMCAST IP PHONE, LLC318JCHICGOZN01CHCGILNEXJX12/17/2012Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-374-2ILFIRST COMMUNICATIONS, LLC - IL4604CHICGOZN01NOCLLIKNOWN12/11/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-374-3ILCOMCAST IP PHONE, LLC318JCHICGOZN01CHCGILNEXJX12/17/2012Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-374-4ILCOMCAST IP PHONE, LLC318JCHICGOZN01CHCGILNEXJX12/17/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-374-5ILACCESS ONE, INC. - IL5447CHICGOZN01NOCLLIKNOWN12/19/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-374-6ILONVOY, LLC (Inteliquent)224CCHICGOZN01NOCLLIKNOWN12/11/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-374-7ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILLRDS0N/APrefix Type: RBOC
Switch Name: CHCG LAKESHORE
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-374-8ILCOMCAST IP PHONE, LLC318JCHICGOZN01CHCGILNEXJX12/15/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-374-9ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILLRDS0N/APrefix Type: RBOC
Switch Name: CHCG LAKESHORE
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
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