Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB3BF callsign genealogy
Currently held by Toms, Robert S
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 AB3BF's current licensee, walking backwards.
- Toms, Robert SMDgranted 2001-08-07cancelled 2003-09-09
Successor callsigns
Callsigns held now by people who previously held AB3BF.
- Toms, Robert SMDgranted 2024-04-09