Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4YZG callsign genealogy
Currently held by Smith, James G
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 K4YZG's current licensee, walking backwards.
- Smith, James GTNgranted 2011-10-14cancelled 2011-11-01
Successor callsigns
Callsigns held now by people who previously held K4YZG.
No current licensee on record previously held this callsign.