Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4NZR callsign genealogy
Currently held by SMELTZER, ROBERT 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 W4NZR's current licensee, walking backwards.
- Taylor, James NFLgranted 2022-08-02cancelled 2023-12-08
Successor callsigns
Callsigns held now by people who previously held W4NZR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4NZR, oldest first.
- SMELTZER, ROBERT B SC1995-11-28 → cancelled 2007-11-29
- Taylor, James N FL2023-12-08 active