Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1TPN callsign genealogy
Currently held by Nicolai, 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 K1TPN's current licensee, walking backwards.
- Nicolai, Thomas PVAgranted 2015-04-08cancelled 2016-04-05
Successor callsigns
Callsigns held now by people who previously held K1TPN.
No current licensee on record previously held this callsign.