Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4SWA callsign genealogy
Currently held by GARRISS, DANIEL S
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 W4SWA's current licensee, walking backwards.
- Stevens, Zane KTNgranted 2025-11-22cancelled 2026-05-08
Successor callsigns
Callsigns held now by people who previously held W4SWA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4SWA, oldest first.
- GARRISS, DANIEL S NC2014-01-24 → cancelled 2026-04-18
- Stevens, Zane K TN2026-05-08 active