Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4TKW callsign genealogy
Currently held by RILEY, ARCHIE L
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 KB4TKW's current licensee, walking backwards.
- WINTERMEYER, TAD KTNgranted 2013-11-18cancelled 2016-06-03
Successor callsigns
Callsigns held now by people who previously held KB4TKW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB4TKW, oldest first.
- RILEY, ARCHIE L NC1996-06-04 → cancelled 2008-06-05
- WINTERMEYER, TAD K TN2026-05-08 active