Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA1JSM callsign genealogy
Currently held by Manke, Joseph S
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 WA1JSM's current licensee, walking backwards.
- Manke, Joseph SCTgranted 2008-02-01cancelled 2008-06-07
Successor callsigns
Callsigns held now by people who previously held WA1JSM.
- Manke, Joseph SCTgranted 2008-02-01cancelled 2008-06-07