Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0JAM callsign genealogy
Currently held by RATIGAN, SHANNON 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 N0JAM's current licensee, walking backwards.
- Mooney, Jimmy LFLgranted 2023-03-21cancelled 2023-08-08
Successor callsigns
Callsigns held now by people who previously held N0JAM.
- Mooney, Jimmy LFLgranted 2025-08-12
All historical holders
Every license row we've seen with the callsign N0JAM, oldest first.
- RATIGAN, SHANNON L FL2008-02-05 → cancelled 2020-02-27
- Mooney, Jimmy L FL2023-08-08 → cancelled 2025-08-12