Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3OBW callsign genealogy
Currently held by KOEHLER, TODD A
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 KB3OBW's current licensee, walking backwards.
- KOEHLER, TODD APAgranted 2006-10-17cancelled 2006-10-17
Successor callsigns
Callsigns held now by people who previously held KB3OBW.
No current licensee on record previously held this callsign.