Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WW5JRS callsign genealogy
Currently held by Swanson III, John R
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 WW5JRS's current licensee, walking backwards.
- Swanson III, John RTXgranted 2020-10-07cancelled 2020-12-08
Successor callsigns
Callsigns held now by people who previously held WW5JRS.
No current licensee on record previously held this callsign.