Confidence: Medium · Source: FCC ULS · As of 2026-09-09
AD8OA callsign genealogy
Currently held by PHELPS, ANDREW R
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 AD8OA's current licensee, walking backwards.
- PHELPS, ANDREW ROHgranted 2024-05-22cancelled 2024-09-03
Successor callsigns
Callsigns held now by people who previously held AD8OA.
- PHELPS, ANDREW ROHgranted 2024-09-24