Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4NOD callsign genealogy
Currently held by Grimes, James T
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 W4NOD's current licensee, walking backwards.
- Grimes, James TALgranted 2022-11-16cancelled 2022-12-20
Successor callsigns
Callsigns held now by people who previously held W4NOD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4NOD, oldest first.
- DE LONG JR, HOWARD F OH2005-01-27 → cancelled 2017-04-26
- Grimes, James T AL2022-12-20 active