Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5BOP callsign genealogy
Currently held by Macdonald, John L
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 K5BOP's current licensee, walking backwards.
- Macdonald, John LTXgranted 2016-06-13cancelled 2016-08-16
Successor callsigns
Callsigns held now by people who previously held K5BOP.
- MacDonald, John LTXgranted 2016-09-24cancelled 2017-01-10