Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0RTB callsign genealogy
Currently held by Bohrer, Robert T
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 K0RTB's current licensee, walking backwards.
- Bohrer, Robert TMNgranted 1998-05-14cancelled 2005-03-25
Successor callsigns
Callsigns held now by people who previously held K0RTB.
No current licensee on record previously held this callsign.