Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4ZSG callsign genealogy
Currently held by Dodge IV, William B
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 N4ZSG's current licensee, walking backwards.
- Dodge IV, William BVAgranted 2019-10-21cancelled 2019-11-13
Successor callsigns
Callsigns held now by people who previously held N4ZSG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4ZSG, oldest first.
- DODGE JR, WILLIAM B VA2000-06-27 → cancelled 2012-07-11
- Dodge IV, William B VA2019-11-13 active