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
331-221ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/21/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
Thousands block for 331-221
331-221-0ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/22/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
331-221-1ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/22/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
331-221-2ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/22/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
331-221-3ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/22/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
331-221-4ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/22/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
331-221-5ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/22/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
331-221-6ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/22/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
331-221-7ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/22/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
331-221-8ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/22/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
331-221-9ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/22/2009Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-279ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-415ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
Thousands block for 630-415
630-415-3ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS0N/APrefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
Thousands block for 630-501
630-501-2ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS010/01/2010Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-501-3ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS010/01/2010Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-516ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-530ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-617ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
Thousands block for 630-617
630-617-0ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS0N/APrefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-617-2ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS0N/APrefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-617-3ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS0N/APrefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-617-4ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS0N/APrefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-617-5ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS0N/APrefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-617-6ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS0N/APrefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-617-7ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS0N/APrefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-617-8ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS0N/APrefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-617-9ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS0N/APrefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-758ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-782ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-832ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-833ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-834ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-941ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-956ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/31/2003Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
Thousands block for 630-956
630-956-5ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/31/2003Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-956-7ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/31/2003Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-956-9ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS001/31/2003Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
630-993ILILLINOIS BELL TEL CO (AT&T)9329ELMHURSTEMHRILETDS000/00/0000Prefix Type: RBOC
Switch Name: ELMHURST
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: NCHCILNC20T
Detailed Switch Info
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