Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA1FD callsign genealogy
Currently held by Roper, Peter 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 AA1FD's current licensee, walking backwards.
- RADCLIFFE III, WILLIAM HCAgranted 2009-06-23cancelled 2014-12-19
Successor callsigns
Callsigns held now by people who previously held AA1FD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA1FD, oldest first.
- Roper, Peter P MA2003-01-31 → cancelled 2012-11-28
- RADCLIFFE III, WILLIAM H CA2024-12-03 active