Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC1JV callsign genealogy
Currently held by OSTERBERG, JACOB G
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 AC1JV's current licensee, walking backwards.
- OSTERBERG, JACOB GMAgranted 2020-06-18cancelled 2020-07-23
Successor callsigns
Callsigns held now by people who previously held AC1JV.
- OSTERBERG, JACOB GMAgranted 2021-03-09