Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA5RWT callsign genealogy
Currently held by MORROW, MARK C
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 WA5RWT's current licensee, walking backwards.
- Morrow, Mark CTXgranted 2024-11-05cancelled 2024-11-26
Successor callsigns
Callsigns held now by people who previously held WA5RWT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA5RWT, oldest first.
- MORROW, MARK C TX2006-05-03 → cancelled 2018-07-25
- Morrow, Mark C TX2024-11-26 active