Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4ZMW callsign genealogy
Currently held by Bowhall Jr, Richard 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 K4ZMW's current licensee, walking backwards.
- Bowhall Jr, Richard LGAgranted 2016-12-09cancelled 2018-09-15
Successor callsigns
Callsigns held now by people who previously held K4ZMW.
No current licensee on record previously held this callsign.