Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0WTT callsign genealogy
Currently held by Jarman, Colleen M
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 K0WTT's current licensee, walking backwards.
- Jarman, Colleen MIAgranted 2017-09-18cancelled 2017-12-15
Successor callsigns
Callsigns held now by people who previously held K0WTT.
No current licensee on record previously held this callsign.