Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4ADH callsign genealogy
Currently held by BOTTORFF, EARL C
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 W4ADH's current licensee, walking backwards.
- Jones, Eric MGAgranted 2018-07-03cancelled 2018-09-28
Successor callsigns
Callsigns held now by people who previously held W4ADH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4ADH, oldest first.
- BOTTORFF, EARL C IN1987-10-27 → cancelled 1999-10-28
- Jones, Eric M GA2018-09-28 active