Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4UNV callsign genealogy
Currently held by PORTER, RICHARD L
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 W4UNV's current licensee, walking backwards.
- PORTER, RICHARD LFLgranted 2019-08-17cancelled 2020-10-20
Successor callsigns
Callsigns held now by people who previously held W4UNV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4UNV, oldest first.
- PORTER SR, ROBERT M FL2005-04-20 → cancelled 2017-07-12
- PORTER, RICHARD L OK2020-10-20 active