Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1TJP callsign genealogy
Currently held by James, Thomas
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 K1TJP's current licensee, walking backwards.
- James, ThomasCAgranted 2017-01-31cancelled 2017-02-18
Successor callsigns
Callsigns held now by people who previously held K1TJP.
- James, ThomasCAgranted 2020-05-27