Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4BOW callsign genealogy
Currently held by Tanner, Michael R
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 K4BOW's current licensee, walking backwards.
- Tanner, Michael RTNgranted 2003-04-25cancelled 2009-12-22
Successor callsigns
Callsigns held now by people who previously held K4BOW.
No current licensee on record previously held this callsign.