KJ5NNM
Active2x3District 5
Competitive callsign — 1 application filed with the FCC.
License HolderCastillo, David C
License ClassTechnician
Min. Class RequiredTechnician
LocationSAN ANTONIO, TX
Grant DateDec 12, 2025
Expiration DateDec 12, 2035
KJ5NNM is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Castillo, David C in SAN ANTONIO, TX. 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 Hurley Sr, Sean S C on Aug 30, 2023. KJ5NNM has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--- ..... -. -. --
CW Weight: 36 units(Moderate)
Voice Phonetics
Kilo Juliet Five November November Mike
Readability: 6.5/10(Good readability)
License History
- System-Generated GrantDec 12, 2025
- License IssuedDec 12, 2025
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Hurley Sr, Sean S CFiled Aug 30, 2023Not awardedFCC ↗