Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF4JMS callsign genealogy
Currently held by CARNEY, SUE C
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KF4JMS's current licensee, walking backwards.
- SHEARER, JOHN MNCgranted 2015-02-19cancelled 2018-07-13
Successor callsigns
Callsigns held now by people who previously held KF4JMS.
- SHEARER, JOHN MNCgranted 2018-11-17
All historical holders
Every license row we've seen with the callsign KF4JMS, oldest first.
- CARNEY, SUE C TN1996-05-09 → cancelled 2008-05-10
- SHEARER, JOHN M NC2018-07-13 → cancelled 2018-11-17