Input an Area Code (required) followed by the Prefix, or Exchange (optional):
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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
312-714ILILLINOIS 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 312-714
312-714-0ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529CHICGOZN01CHCGILMF2MD08/16/2006Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-714-1ILILLINOIS 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
312-714-2ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529CHICGOZN01CHCGILMF2MD07/19/2006Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-714-3ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529CHICGOZN01CHCGILMF2MD07/19/2006Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-714-4ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529CHICGOZN01CHCGILMF2MD07/19/2006Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-714-5ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529CHICGOZN01CHCGILMF2MD07/19/2006Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-714-6ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529CHICGOZN01CHCGILMF2MD07/19/2006Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-714-7ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529CHICGOZN01CHCGILMF2MD04/04/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-714-8ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529CHICGOZN01CHCGILMF2MD04/18/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-714-9ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529CHICGOZN01CHCGILMF2MD04/18/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
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