K5CSJ
Active1x3District 5
Competitive callsign — 1 application filed with the FCC.
License HolderMartel, Matthew P
License ClassGeneral
Min. Class RequiredGeneral
LocationSanta Fe, NM
Grant DateAug 12, 2025
Expiration DateAug 12, 2035
K5CSJ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Martel, Matthew P in Santa Fe, NM. 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 Martel, Matthew P on Jul 23, 2025. K5CSJ has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..... -.-. ... .---
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Five Charlie Sierra Juliet
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedAug 4, 2026
- License IssuedAug 12, 2025
- Vanity Callsign GrantedAug 12, 2025
- License ExpiredNov 7, 2020
- License RenewedOct 7, 2008
- FRN Association Letter SentOct 7, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Martel, Matthew PFiled Jul 23, 2025Not awardedFCC ↗