Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC0SH callsign genealogy
Currently held by DRUMMOND, DAVE
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 AC0SH's current licensee, walking backwards.
- DRUMMOND, DAVECOgranted 2010-05-04cancelled 2010-05-27
Successor callsigns
Callsigns held now by people who previously held AC0SH.
No current licensee on record previously held this callsign.