Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9EN callsign genealogy
Currently held by Nay, Francis E
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 AB9EN's current licensee, walking backwards.
- Nay, Francis EINgranted 2011-06-01cancelled 2014-04-05
Successor callsigns
Callsigns held now by people who previously held AB9EN.
- Pilat, WallyKSgranted 2022-02-09
All historical holders
Every license row we've seen with the callsign AB9EN, oldest first.
- Pilat, Walter J IL1999-01-12 → cancelled 2002-04-26
- Nay, Francis E IN2024-02-03 active