Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4TCO callsign genealogy
Currently held by EVANS, CRAIG B
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 K4TCO's current licensee, walking backwards.
- EVANS, CRAIG BIDgranted 2018-01-10cancelled 2019-03-22
Successor callsigns
Callsigns held now by people who previously held K4TCO.
No current licensee on record previously held this callsign.