Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5FDO callsign genealogy
Currently held by PORTER, HOMER P
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 W5FDO's current licensee, walking backwards.
- PORTER, HOMER PTXgranted 2017-03-01cancelled 2021-12-03
Successor callsigns
Callsigns held now by people who previously held W5FDO.
No current licensee on record previously held this callsign.