Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AB0OH callsign genealogy
Currently held by Schultz, James M
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 AB0OH's current licensee, walking backwards.
- SCHULTZ, JAMES MIAgranted 1992-08-18cancelled 2000-07-26
Successor callsigns
Callsigns held now by people who previously held AB0OH.
- Schultz, James MIAgranted 2020-09-23