Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1OI callsign genealogy
Currently held by PIKE, JOHN 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 KB1OI's current licensee, walking backwards.
- WB9WHBno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KB1OI.
- PIKE, JOHN RCTgranted 2020-05-13