Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7BIT callsign genealogy
Currently held by Birdlebough, John M
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 K7BIT's current licensee, walking backwards.
- Birdlebough, John MWAgranted 2001-12-05cancelled 2002-03-19
Successor callsigns
Callsigns held now by people who previously held K7BIT.
No current licensee on record previously held this callsign.