Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3RMZ callsign genealogy
Currently held by Cotton, Frank J
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 W3RMZ's current licensee, walking backwards.
- Cotton, FrankPAgranted 2021-03-10cancelled 2021-07-16
Successor callsigns
Callsigns held now by people who previously held W3RMZ.
No current licensee on record previously held this callsign.