Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1TPB callsign genealogy
Currently held by Bieluch, Thomas P
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 K1TPB's current licensee, walking backwards.
- Bieluch, Thomas PCTgranted 2017-11-27cancelled 2019-02-22
Successor callsigns
Callsigns held now by people who previously held K1TPB.
No current licensee on record previously held this callsign.