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
815-423ILILLINOIS BELL TEL CO (AT&T)9329ELWOODELWDILAWRS000/00/0000Prefix Type: RBOC
Switch Name: ELWOOD
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
Thousands block for 815-423
815-423-1ILILLINOIS BELL TEL CO (AT&T)9329ELWOODELWDILAWRS0N/APrefix Type: RBOC
Switch Name: ELWOOD
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
815-423-2ILILLINOIS BELL TEL CO (AT&T)9329ELWOODELWDILAWRS0N/APrefix Type: RBOC
Switch Name: ELWOOD
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
815-423-5ILILLINOIS BELL TEL CO (AT&T)9329ELWOODELWDILAWRS0N/APrefix Type: RBOC
Switch Name: ELWOOD
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
815-423-6ILILLINOIS BELL TEL CO (AT&T)9329ELWOODELWDILAWRS0N/APrefix Type: RBOC
Switch Name: ELWOOD
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
815-423-9ILILLINOIS BELL TEL CO (AT&T)9329ELWOODELWDILAWRS0N/APrefix Type: RBOC
Switch Name: ELWOOD
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
815-424ILILLINOIS BELL TEL CO (AT&T)9329ELWOODELWDILAWRS000/00/0000Prefix Type: RBOC
Switch Name: ELWOOD
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
Thousands block for 815-424
815-424-0ILTERRA NOVA TELECOM INC.145JELWOODELWDILAWRS012/18/2020Prefix Type: IPES
Switch Name: ELWOOD
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
815-424-2ILILLINOIS BELL TEL CO (AT&T)9329ELWOODELWDILAWRS0N/APrefix Type: RBOC
Switch Name: ELWOOD
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
815-424-3ILILLINOIS BELL TEL CO (AT&T)9329ELWOODELWDILAWRS0N/APrefix Type: RBOC
Switch Name: ELWOOD
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
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