Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4SNG callsign genealogy
Currently held by Sonnenblick, Steven J
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 K4SNG's current licensee, walking backwards.
- GALLIMORE, SANDRA NTNgranted 2019-08-21cancelled 2019-11-30
Successor callsigns
Callsigns held now by people who previously held K4SNG.
- Sonnenblick, Steven JTNgranted 2017-09-06cancelled 2018-08-14
All historical holders
Every license row we've seen with the callsign K4SNG, oldest first.
- Sonnenblick, Steven J TN2017-02-03 → cancelled 2017-09-06
- GALLIMORE, SANDRA N TN2019-11-30 active