Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1BTL callsign genealogy
Currently held by Beavertail ARC
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 K1BTL's current licensee, walking backwards.
- KB1HEScancelledBeavertail ARCRIgranted 2001-09-14cancelled 2001-10-16
Successor callsigns
Callsigns held now by people who previously held K1BTL.
No current licensee on record previously held this callsign.