Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0RMZ callsign genealogy
Currently held by Morgan, Shawn M
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 W0RMZ's current licensee, walking backwards.
- Heinrich, Stuart BMAgranted 2020-01-24cancelled 2020-02-14
Successor callsigns
Callsigns held now by people who previously held W0RMZ.
- Morgan, Shawn MIAgranted 2013-11-09cancelled 2016-05-21
All historical holders
Every license row we've seen with the callsign W0RMZ, oldest first.
- Morgan, Shawn M IA2013-03-09 → cancelled 2013-11-09
- Heinrich, Stuart B MA2020-02-14 active