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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
331-321ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529AURORACHCGILMF2MD07/20/2015Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
Thousands block for 331-321
331-321-0ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529AURORACHCGILMF2MD03/28/2017Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
331-321-1ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Wireless)6333AURORARVDLILBDAMD03/14/2016Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
331-321-2ILMCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL (Verizon Communications)7196AURORAEGVGILIFDS109/09/2015Prefix Type: CLEC
Switch Name: ELK GROVE
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
331-321-3ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529AURORACHCGILMF2MD03/14/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
331-321-4ILONVOY, LLC (Inteliquent)224CAURORANOCLLIKNOWN01/11/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
331-321-5ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529AURORACHCGILMF2MD08/18/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
331-321-6ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529AURORACHCGILMF2MD03/14/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
331-321-7ILONVOY, LLC (Inteliquent)224CAURORANOCLLIKNOWN01/11/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
331-321-8ILONVOY, LLC (Inteliquent)224CAURORANOCLLIKNOWN01/11/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
331-321-9ILT-MOBILE USA, INC. (T-Mobile US, Inc)6529AURORACHCGILMF2MD07/23/2015Prefix 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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