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
559-781CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS000/00/0000Prefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-782CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS000/00/0000Prefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-783CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS000/00/0000Prefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
Thousands block for 559-783
559-783-0CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-783-1CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-783-2CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-783-4CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-783-5CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-783-6CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-783-7CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-783-8CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-783-9CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-784CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS000/00/0000Prefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-788CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS000/00/0000Prefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
Thousands block for 559-788
559-788-0CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-788-1CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-788-2CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-788-3CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-788-4CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-788-5CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-788-6CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-789CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS000/00/0000Prefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
Thousands block for 559-789
559-789-0CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-789-9CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-791CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS000/00/0000Prefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
Thousands block for 559-791
559-791-0CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-791-1CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-791-2CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-791-3CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-791-4CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-791-6CANEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010PORTERVLPTVLCA11DS012/11/2023Prefix Type: WIRELESS
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-791-7CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-791-9CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-793CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS000/00/0000Prefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
Thousands block for 559-793
559-793-0CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-793-1CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-793-2CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-793-3CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
559-793-9CAPACIFIC BELL (AT&T)9740PORTERVLPTVLCA11DS0N/APrefix Type: RBOC
Switch Name: PORTERVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Fresno CA (728)
Tandem: N/A
Detailed Switch Info
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