Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA1FH callsign genealogy
Currently held by SCHOENBERG, JON S H
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 AA1FH's current licensee, walking backwards.
- SCHOENBERG, JON S HMAgranted 2011-06-18cancelled 2015-11-07
Successor callsigns
Callsigns held now by people who previously held AA1FH.