Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1JKW callsign genealogy
Currently held by Watrous, Jacob K
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 K1JKW's current licensee, walking backwards.
- Watrous, Jacob KWAgranted 2017-05-31cancelled 2017-06-20
Successor callsigns
Callsigns held now by people who previously held K1JKW.
No current licensee on record previously held this callsign.