Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5AFA callsign genealogy
Currently held by Greenfield, John 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 W5AFA's current licensee, walking backwards.
- Greenfield, John LNMgranted 2006-06-28cancelled 2007-06-12
Successor callsigns
Callsigns held now by people who previously held W5AFA.
No current licensee on record previously held this callsign.