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
312-589ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILCLDS300/00/0000Prefix Type: RBOC
Switch Name: CHCG CANAL EAST DS3
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
Thousands block for 312-589
312-589-0ILMETROPCS, INC. (T-Mobile US, Inc)5562CHICGOZN01CHCGILMF4MD12/23/2010Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-589-1ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILCLDS3N/APrefix Type: RBOC
Switch Name: CHCG CANAL EAST DS3
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info
312-589-2ILPAETEC ITEL, LLC829JCHICGOZN01CHCGILWUDS005/05/2008Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-589-3ILPAETEC ITEL, LLC829JCHICGOZN01CHCGILWUDS005/05/2008Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-589-4ILPAETEC ITEL, LLC829JCHICGOZN01CHCGILWUDS009/25/2008Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-589-5ILFIRST COMMUNICATIONS, LLC460KCHICGOZN01CHCGILWUX6X03/01/2006Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-589-6ILPAETEC ITEL, LLC829JCHICGOZN01CHCGILCPDS504/13/2007Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-589-7ILMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229CHICGOZN01CHCGILTCDS412/22/2010Prefix Type: CLEC
Switch Name: CHICGOZN01
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-589-8ILNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534CHICGOZN01BURGILAHGT301/09/2013Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-589-9ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN01CHCGILCLDS3N/APrefix Type: RBOC
Switch Name: CHCG CANAL EAST DS3
Switch Type: DMS100
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
Detailed Switch Info