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
707-537CAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-537 is split into 1,000-number blocks - detail below
707-537-0XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-537-1XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-537-2XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-537-3XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-537-4XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-537-6XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-537-7XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-537-8XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-537-9XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-538CAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
707-539CAPACIFIC BELL (AT&T)0038213641RMD00392889740SANTA ROSASNRSCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SANTA ROSA (LOS ALAMOS)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: SNRSCA11DS0))
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