Input an Area Code (required) followed by the Prefix, or Exchange (optional):
-
If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.
npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
312-566ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILWBDS200/00/0000Prefix Type: RBOC
Switch Name: CHCG WABASH DS2
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILWB55T
Detailed Switch Info
Thousands block for 312-566
312-566-0ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILWBDS2N/APrefix Type: RBOC
Switch Name: CHCG WABASH DS2
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILWB55T
Detailed Switch Info
312-566-1ILNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534CHICGOZN01BURGILAHGT310/07/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-566-2ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILWBDS2N/APrefix Type: RBOC
Switch Name: CHCG WABASH DS2
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILWB55T
Detailed Switch Info
312-566-3ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529CHICGOZN01CHCGILMF6MD03/17/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-566-4ILACCESS ONE, INC. - IL5447CHICGOZN01NOCLLIKNOWN04/16/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-566-5ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILWBDS2N/APrefix Type: RBOC
Switch Name: CHCG WABASH DS2
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILWB55T
Detailed Switch Info
312-566-6ILNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534CHICGOZN01BURGILAHGT310/07/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-566-7ILBANDWIDTH.COM CLEC, LLC - IL984ECHICGOZN01NOCLLIKNOWN02/02/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-566-8ILBANDWIDTH.COM CLEC, LLC - IL984ECHICGOZN01NOCLLIKNOWN02/02/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-566-9ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILWBDS2N/APrefix Type: RBOC
Switch Name: CHCG WABASH DS2
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILWB55T
Detailed Switch Info