Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB7OY callsign genealogy
Currently held by SLAYTON, BRYAN 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 AB7OY's current licensee, walking backwards.
- SLAYTON, BRYAN LWAgranted 2013-05-29cancelled 2015-12-11
- KJ5LPno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AB7OY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AB7OY, oldest first.
- SCHOMMER, WILHELM NH2002-07-19 → cancelled 2014-02-12
- SLAYTON, BRYAN L WA2025-12-10 active