Input an Area Code (required) followed by the Prefix, or Exchange (optional):
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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
312-503ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS100/00/0000Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
Thousands block for 312-503
312-503-0ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-503-1ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-503-2ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-503-3ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-503-4ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-503-5ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-503-6ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-503-7ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-503-8ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
312-503-9ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)7136CHICGOZN01CHCGILCGDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
Detailed Switch Info
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