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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🔎 Tip: Click any Company, OCN, Rate Center, or CLLI to explore related telecom data

npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
661-213 is split into 1,000-number blocks - detail below
661-213-3XXXCAPACIFIC BELL (AT&T)N/A9740BKFD NORTHBKFDCA17DS008/19/2004Prefix Type: RBOC
Switch Name: BAKERSFIELD (WEST)
Switch Type: WECO 5ESS Host (Digital)
LATA: Bakersfield CA (734)
Tandem: N/A
🔧 Explore Switch(CLLI: BKFDCA17DS0))
661-213-4XXXCAPACIFIC BELL (AT&T)N/A9740BKFD NORTHBKFDCA17DS008/19/2004Prefix Type: RBOC
Switch Name: BAKERSFIELD (WEST)
Switch Type: WECO 5ESS Host (Digital)
LATA: Bakersfield CA (734)
Tandem: N/A
🔧 Explore Switch(CLLI: BKFDCA17DS0))
661-587CAPACIFIC BELL (AT&T)N/A9740BKFD NORTHBKFDCA17DS000/00/0000Prefix Type: RBOC
Switch Name: BAKERSFIELD (WEST)
Switch Type: WECO 5ESS Host (Digital)
LATA: Bakersfield CA (734)
Tandem: N/A
🔧 Explore Switch(CLLI: BKFDCA17DS0))
661-588CAPACIFIC BELL (AT&T)N/A9740BKFD NORTHBKFDCA17DS000/00/0000Prefix Type: RBOC
Switch Name: BAKERSFIELD (WEST)
Switch Type: WECO 5ESS Host (Digital)
LATA: Bakersfield CA (734)
Tandem: N/A
🔧 Explore Switch(CLLI: BKFDCA17DS0))
661-589CAPACIFIC BELL (AT&T)N/A9740BKFD NORTHBKFDCA17DS000/00/0000Prefix Type: RBOC
Switch Name: BAKERSFIELD (WEST)
Switch Type: WECO 5ESS Host (Digital)
LATA: Bakersfield CA (734)
Tandem: N/A
🔧 Explore Switch(CLLI: BKFDCA17DS0))
661-829CAPACIFIC BELL (AT&T)N/A9740BKFD NORTHBKFDCA17DS003/12/2002Prefix Type: RBOC
Switch Name: BAKERSFIELD (WEST)
Switch Type: WECO 5ESS Host (Digital)
LATA: Bakersfield CA (734)
Tandem: N/A
🔧 Explore Switch(CLLI: BKFDCA17DS0))
661-829 is split into 1,000-number blocks - detail below
661-829-1XXXCAPACIFIC BELL (AT&T)N/A9740BKFD NORTHBKFDCA17DS002/04/2004Prefix Type: RBOC
Switch Name: BAKERSFIELD (WEST)
Switch Type: WECO 5ESS Host (Digital)
LATA: Bakersfield CA (734)
Tandem: N/A
🔧 Explore Switch(CLLI: BKFDCA17DS0))
661-829-2XXXCAPACIFIC BELL (AT&T)N/A9740BKFD NORTHBKFDCA17DS002/10/2004Prefix Type: RBOC
Switch Name: BAKERSFIELD (WEST)
Switch Type: WECO 5ESS Host (Digital)
LATA: Bakersfield CA (734)
Tandem: N/A
🔧 Explore Switch(CLLI: BKFDCA17DS0))
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