N5TKU
Available1x3District 5
Competitive callsign — 1 application filed with the FCC.
License HolderLASTER, JERREL H
License ClassP
Min. Class RequiredGeneral
LocationSULPHUR, OK
Grant DateMay 14, 1991
Expiration DateMay 14, 2001
Cancellation DateMay 15, 2003
Available for ApplicationsMay 15, 2003
N5TKU is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by LASTER, JERREL H in SULPHUR, OK. 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 Kujawa, Randall F on Aug 17, 2026. N5TKU has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
-. ..... - -.- ..-
CW Weight: 24 units(Light (fast to send))
Voice Phonetics
November Five Tango Kilo Uniform
Readability: 7/10(Good readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredMay 15, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Kujawa, Randall FFiled Aug 17, 2026PendingFCC ↗