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
909-302CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS001/25/2011Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
Thousands block for 909-302
909-302-4CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS008/23/2011Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-302-6CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS008/23/2011Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-302-7CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS008/23/2011Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-302-8CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS008/23/2011Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-302-9CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS008/23/2011Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
Thousands block for 909-347
909-347-1CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS010/23/2012Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-349CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
Thousands block for 909-349
909-349-0CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-349-1CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-349-2CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-349-3CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-349-6CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-349-8CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-350CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-355CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-356CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-357CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-427CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-428CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-429CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-574CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
Thousands block for 909-574
909-574-0CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-574-1CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-574-2CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-574-3CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-574-4CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-574-6CATERRA NOVA TELECOM INC.145JFONTANAFNTACA11DS006/15/2021Prefix Type: IPES
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-574-7CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-574-8CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-574-9CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
Thousands block for 909-609
909-609-2CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS006/14/2005Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-609-3CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS006/14/2005Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-822CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-823CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-829CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
Thousands block for 909-829
909-829-0CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-829-1CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-829-2CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-829-3CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-829-4CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-829-6CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-829-7CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-829-8CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-829-9CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS0N/APrefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
909-854CAPACIFIC BELL (AT&T)9740FONTANAFNTACA11DS000/00/0000Prefix Type: RBOC
Switch Name: FONTANA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
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