N4LDO
Active1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderButera, Forest R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationPORT SAINT LUCIE, FL
Grant DateJun 8, 2018
Expiration DateAug 17, 2028
N4LDO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Butera, Forest R in PORT SAINT LUCIE, FL. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Tabor III, Frank A on Oct 26, 2026. N4LDO has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ....- .-.. -.. ---
CW Weight: 31 units(Moderate)
Voice Phonetics
November Four Lima Delta Oscar
Readability: 7.5/10(High readability)
License History
- License RenewedJun 8, 2018
- License RenewedMay 19, 2008
- Internal Duplicate RequestedJul 3, 2001
- Authorization PrintedJul 3, 2001
- Internal Correction AppliedJul 3, 2001
- Internal Correction AppliedJul 3, 2001
- Tax ID (TIN) AddedJun 28, 2001
- Administrative Update AppliedJun 28, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Tabor III, Frank AFiled Oct 26, 2026PendingFCC ↗