Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7SO callsign genealogy
Currently held by FLYNN, JOHN O
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 WA7SO's current licensee, walking backwards.
- FLYNN, JOHN OAZgranted 2015-10-01cancelled 2023-06-09
Successor callsigns
Callsigns held now by people who previously held WA7SO.
No current licensee on record previously held this callsign.