Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0OHM callsign genealogy
Currently held by Michael, Shahn E
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 N0OHM's current licensee, walking backwards.
- CRANE, BRUCE RCOgranted 2018-09-13cancelled 2021-11-23
Successor callsigns
Callsigns held now by people who previously held N0OHM.
- Michael, Shahn EFLgranted 2019-09-07
All historical holders
Every license row we've seen with the callsign N0OHM, oldest first.
- LEE, WILLIAM K MO1991-06-25 → cancelled 2003-06-26
- LANGFORD, MICHAEL R IA2005-06-14 → cancelled 2017-06-15
- Michael, Shahn E FL2019-03-26 → cancelled 2019-09-07
- CRANE, BRUCE R CO2021-11-23 active