Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4JCU callsign genealogy
Currently held by RULE, DONNA J
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 N4JCU's current licensee, walking backwards.
- Uribe, JAIME CFLgranted 2001-01-29cancelled 2009-12-01
Successor callsigns
Callsigns held now by people who previously held N4JCU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4JCU, oldest first.
- RULE, DONNA J FL1989-01-17 → cancelled 2001-01-18
- Uribe, JAIME C NJ2020-09-16 active