Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1RWT callsign genealogy
Currently held by SIEG, LOIS E
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 K1RWT's current licensee, walking backwards.
- Tine, Russell WMAgranted 2017-03-15cancelled 2017-11-07
Successor callsigns
Callsigns held now by people who previously held K1RWT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1RWT, oldest first.
- SIEG, LOIS E NH2002-09-17 → cancelled 2014-09-23
- Tine, Russell W MA2017-11-07 active