Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4ZFA callsign genealogy
Currently held by Oaks Jr, Earl 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 N4ZFA's current licensee, walking backwards.
- Oaks Jr, Earl LTNgranted 2019-02-20cancelled 2020-06-19
Successor callsigns
Callsigns held now by people who previously held N4ZFA.
- Oaks Jr, Earl LTNgranted 2019-02-20cancelled 2020-06-19
All historical holders
Every license row we've seen with the callsign N4ZFA, oldest first.
- Oaks Jr, Earl L TN2010-04-13 → cancelled 2019-02-20
- Oaks Jr, Earl L TN2020-06-19 active