Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC3DW callsign genealogy
Currently held by Johnson, James F
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 AC3DW's current licensee, walking backwards.
- Johnson, James FPAgranted 2015-08-27cancelled 2019-01-31
Successor callsigns
Callsigns held now by people who previously held AC3DW.
No current licensee on record previously held this callsign.