Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3JRS callsign genealogy
Currently held by SHAFFER SR, JEFFREY 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 W3JRS's current licensee, walking backwards.
- SHAFFER SR, JEFFREY RPAgranted 2008-06-17cancelled 2015-02-10
Successor callsigns
Callsigns held now by people who previously held W3JRS.
- Soria, Jonathan RCAgranted 2022-08-05
All historical holders
Every license row we've seen with the callsign W3JRS, oldest first.
- Soria, Jonathan R CA2012-07-03 → cancelled 2012-07-24
- SHAFFER SR, JEFFREY R PA2025-01-08 active