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K8CST

Active1x3District 8

Competitive callsign — 1 application filed with the FCC.

License HolderTrull Sr, Curtis S

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationSan Marcos, TX

Grant DateJan 21, 2026

Expiration DateMar 29, 2036

K8CST is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Trull Sr, Curtis S in San Marcos, 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 Trull Sr, Curtis S on Mar 9, 2016. K8CST has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- ---.. -.-. ... -

CW Weight: 32 units(Moderate)

Voice Phonetics

Kilo Eight Charlie Sierra Tango

Readability: 7.5/10(High readability)

License History

License RenewedJan 21, 2026
Administrative Update AppliedDec 2, 2020
License IssuedMar 29, 2016
Vanity Callsign GrantedMar 29, 2016
License ExpiredJan 6, 2010

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Trull Sr, Curtis SFiled Mar 9, 2016
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 3, 2026

K8CST FCC Vanity Status: 1 Competing Application & History