Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7RWM callsign genealogy
Currently held by MAC FARLANE, RICHARD W
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 K7RWM's current licensee, walking backwards.
- Martinez, David ANVgranted 2026-06-23cancelled 2026-07-17
Successor callsigns
Callsigns held now by people who previously held K7RWM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7RWM, oldest first.
- MAC FARLANE, RICHARD W WA2010-06-23 → cancelled 2022-08-09
- Martinez, David A NV2026-07-17 active