Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KQ4ZQB callsign genealogy
Currently held by MARTIN, CHRISTOPHER J
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 KQ4ZQB's current licensee, walking backwards.
- MARTIN, CHRISTOPHER JNCgranted 2016-04-13cancelled 2024-12-13
Successor callsigns
Callsigns held now by people who previously held KQ4ZQB.
No current licensee on record previously held this callsign.