Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4YIL callsign genealogy
Currently held by Eshleman, Anthony B
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 KO4YIL's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KO4YIL.
- Eshleman, Anthony BVAgranted 2022-03-29