Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8RCM callsign genealogy
Currently held by KOWITZ, 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 W8RCM's current licensee, walking backwards.
- MARTINEZ, RICHARDMIgranted 2004-04-28cancelled 2004-06-02
Successor callsigns
Callsigns held now by people who previously held W8RCM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8RCM, oldest first.
- KOWITZ, RICHARD W MI1994-03-01 → cancelled 2000-01-06
- MARTINEZ, RICHARD MI2025-06-05 active