Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KQ4JB callsign genealogy
Currently held by HUMPHREYS, LYNNDEL K
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 KQ4JB's current licensee, walking backwards.
- Baretincic Jr, Joseph MNCgranted 2021-11-29cancelled 2022-04-01
Successor callsigns
Callsigns held now by people who previously held KQ4JB.
- Humphreys, Lynndel KFLgranted 2012-10-23cancelled 2024-12-04
All historical holders
Every license row we've seen with the callsign KQ4JB, oldest first.
- HUMPHREYS, LYNNDEL K FL1992-11-24 → cancelled 2000-06-07
- Baretincic Jr, Joseph M NC2022-04-01 active