Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5GTJ callsign genealogy
Currently held by Spink, John
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 K5GTJ's current licensee, walking backwards.
- Spink, JohnLAgranted 2025-07-08cancelled 2025-08-09
Successor callsigns
Callsigns held now by people who previously held K5GTJ.
No current licensee on record previously held this callsign.