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
775-266NVFRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - NV (Frontier Communications)N/A4421TOPAZ LAKETPLKNVXARS500/00/0000Prefix Type: ICO
Switch Name: TOPAZ LAKE
Switch Type: NTDMSRSC
LATA: Reno NV (720)
Tandem: GRDVNVXA26T
🔧 Explore Switch(CLLI: TPLKNVXARS5))
775-266 is split into 1,000-number blocks - detail below
775-266-1XXXNVFRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - NV (Frontier Communications)N/A4421TOPAZ LAKETPLKNVXARS5N/APrefix Type: ICO
Switch Name: TOPAZ LAKE
Switch Type: NTDMSRSC
LATA: Reno NV (720)
Tandem: GRDVNVXA26T
🔧 Explore Switch(CLLI: TPLKNVXARS5))
775-266-3XXXNVFRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - NV (Frontier Communications)N/A4421TOPAZ LAKETPLKNVXARS5N/APrefix Type: ICO
Switch Name: TOPAZ LAKE
Switch Type: NTDMSRSC
LATA: Reno NV (720)
Tandem: GRDVNVXA26T
🔧 Explore Switch(CLLI: TPLKNVXARS5))
775-266-4XXXNVFRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - NV (Frontier Communications)N/A4421TOPAZ LAKETPLKNVXARS5N/APrefix Type: ICO
Switch Name: TOPAZ LAKE
Switch Type: NTDMSRSC
LATA: Reno NV (720)
Tandem: GRDVNVXA26T
🔧 Explore Switch(CLLI: TPLKNVXARS5))
775-266-9XXXNVFRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - NV (Frontier Communications)N/A4421TOPAZ LAKETPLKNVXARS5N/APrefix Type: ICO
Switch Name: TOPAZ LAKE
Switch Type: NTDMSRSC
LATA: Reno NV (720)
Tandem: GRDVNVXA26T
🔧 Explore Switch(CLLI: TPLKNVXARS5))
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