Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
630-353ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-512ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
Thousands block for 630-512
630-512-0ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-512-2ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-512-3ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-512-4ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-512-5ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-512-6ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-512-8ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-512-9ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-515ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-719ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-724ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
Thousands block for 630-724
630-724-0ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-724-1ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-724-2ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-724-3ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-724-4ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-724-5ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-724-6ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-724-8ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-724-9ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-725ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
Thousands block for 630-725
630-725-0ILNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534DOWNERSGRVDWGVILDGDS1N/APrefix Type: WIRELESS
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-725-1ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-725-2ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-725-3ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-725-4ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-725-5ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-725-6ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-725-7ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-725-9ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-737ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
Thousands block for 630-737
630-737-0ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-737-1ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-737-2ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-737-3ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-737-4ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-737-5ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-737-6ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-737-7ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-737-8ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS1N/APrefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-810ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
Thousands block for 630-824
630-824-5ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS104/15/2003Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-824-6ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS104/15/2003Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-829ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-852ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-960ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-963ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-964ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-968ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-969ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
630-971ILILLINOIS BELL TEL CO (AT&T)9329DOWNERSGRVDWGVILDGDS100/00/0000Prefix Type: RBOC
Switch Name: DOWNERS GROVE DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: LBRDILLM20T
Detailed Switch Info
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