Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7BYF callsign genealogy
Currently held by Lohrman, Larry D
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 K7BYF's current licensee, walking backwards.
- Lohrman, Larry DORgranted 2016-04-22cancelled 2016-05-14
Successor callsigns
Callsigns held now by people who previously held K7BYF.
No current licensee on record previously held this callsign.