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
406-257MTCENTURYTEL OF MONTANA, INC. DBA CENTURYLINK (Lumen Technologies, Inc)0001566041RMD00061972249KALISPELLKLSLMTXCDS000/00/0000Prefix Type: ICO
Switch Name: KALISPELL
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: KLSLMTXCDS0))
406-751MTCENTURYTEL OF MONTANA, INC. DBA CENTURYLINK (Lumen Technologies, Inc)0001566041RMD00061972249KALISPELLKLSLMTXCDS000/00/0000Prefix Type: ICO
Switch Name: KALISPELL
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: KLSLMTXCDS0))
406-752MTCENTURYTEL OF MONTANA, INC. DBA CENTURYLINK (Lumen Technologies, Inc)0001566041RMD00061972249KALISPELLKLSLMTXCDS000/00/0000Prefix Type: ICO
Switch Name: KALISPELL
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: KLSLMTXCDS0))
406-755MTCENTURYTEL OF MONTANA, INC. DBA CENTURYLINK (Lumen Technologies, Inc)0001566041RMD00061972249KALISPELLKLSLMTXCDS000/00/0000Prefix Type: ICO
Switch Name: KALISPELL
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: KLSLMTXCDS0))
406-756MTCENTURYTEL OF MONTANA, INC. DBA CENTURYLINK (Lumen Technologies, Inc)0001566041RMD00061972249KALISPELLKLSLMTXCDS000/00/0000Prefix Type: ICO
Switch Name: KALISPELL
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: KLSLMTXCDS0))
406-758MTCENTURYTEL OF MONTANA, INC. DBA CENTURYLINK (Lumen Technologies, Inc)0001566041RMD00061972249KALISPELLKLSLMTXCDS000/00/0000Prefix Type: ICO
Switch Name: KALISPELL
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: KLSLMTXCDS0))
406-858MTBOOST SUBSCRIBERCO L.L.C.0027852722RMD0005582490JKALISPELLKLSLMTXCDS000/00/0000Prefix Type: PCS
Switch Name: KALISPELL
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: KLSLMTXCDS0))
406-858 is split into 1,000-number blocks - detail below
406-858-2XXXMTCENTURYTEL OF MONTANA, INC. DBA CENTURYLINK (Lumen Technologies, Inc)0001566041RMD00061972249KALISPELLKLSLMTXCDS0N/APrefix Type: ICO
Switch Name: KALISPELL
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: KLSLMTXCDS0))
406-858-5XXXMTBOOST SUBSCRIBERCO L.L.C.0027852722RMD0005582490JKALISPELLKLSLMTXCDS006/12/2023Prefix Type: PCS
Switch Name: KALISPELL
Switch Type: Northern Telecom DMS100/200 Digital Host
LATA: Great Falls MT (648)
Tandem: N/A
🔧 Explore Switch(CLLI: KLSLMTXCDS0))
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