Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA3YNF callsign genealogy
Currently held by Swartz, David A
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 WA3YNF's current licensee, walking backwards.
- Swartz, David ACOgranted 2014-09-30cancelled 2014-12-30
Successor callsigns
Callsigns held now by people who previously held WA3YNF.
- Swartz, David ACOgranted 2018-05-15