Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB7RB callsign genealogy
Currently held by SLOAN, ROBERT L
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 AB7RB's current licensee, walking backwards.
- Briggs, Richard JORgranted 2013-12-06cancelled 2014-05-09
Successor callsigns
Callsigns held now by people who previously held AB7RB.
- Briggs, Richard JORgranted 2024-08-20
All historical holders
Every license row we've seen with the callsign AB7RB, oldest first.
- SLOAN, ROBERT L ID1996-05-31 → cancelled 2005-06-30
- Briggs, Richard J OR2014-05-09 → cancelled 2014-08-08