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
860-717CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143NEWMILFORDHRFRCT0383Z03/15/2010Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
Thousands block for 860-717
860-717-6CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143NEWMILFORDHRFRCT0383Z03/15/2010Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-201CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143NEW LONDONHRFRCT0383Z05/31/2018Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
Thousands block for 959-201
959-201-2CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143NEW LONDONHRFRCT0383Z06/01/2018Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-201-3CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143NEW LONDONHRFRCT0383Z06/01/2018Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-201-4CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143NEW LONDONHRFRCT0383Z06/01/2018Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-201-5CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143NEW LONDONHRFRCT0383Z06/01/2018Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-201-7CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143NEW LONDONHRFRCT0383Z06/01/2018Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-201-8CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143NEW LONDONHRFRCT0383Z06/01/2018Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-876CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/14/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
Thousands block for 959-876
959-876-0CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/15/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-876-1CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/15/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-876-2CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/15/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-876-3CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/15/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-876-4CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/15/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-876-5CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/15/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-876-6CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/15/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-876-7CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/15/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-876-8CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/15/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
959-876-9CTTELEPORT COMMUNICATIONS AMERIC (AT&T)7143HARTFORDHRFRCT0383Z09/15/2020Prefix Type: CLEC
Switch Name: HARTFORD
Switch Type: N/A
LATA: Connecticut (920)
Tandem: N/A
Detailed Switch Info
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