Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3XT callsign genealogy
Currently held by SHIRLEY, LYMAN E
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 KB3XT's current licensee, walking backwards.
- SHIRLEY, KENNETH LPAgranted 2015-02-26cancelled 2022-08-09
Successor callsigns
Callsigns held now by people who previously held KB3XT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB3XT, oldest first.
- SHIRLEY, LYMAN E PA2006-03-09 → cancelled 2018-06-07
- SHIRLEY, KENNETH L PA2022-08-09 active