Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4JDV callsign genealogy
Currently held by James, Robert S
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 N4JDV's current licensee, walking backwards.
- Del Valle, JoseNYgranted 2023-10-13cancelled 2025-04-29
Successor callsigns
Callsigns held now by people who previously held N4JDV.
- James, Robert SSCgranted 2008-07-19cancelled 2015-08-25
All historical holders
Every license row we've seen with the callsign N4JDV, oldest first.
- James, Robert S SC2008-07-19 → cancelled 2015-03-25
- Del Valle, Jose NY2025-04-29 active