Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1GPL callsign genealogy
Currently held by Barr, Joseph 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 K1GPL's current licensee, walking backwards.
- Barr, Joseph ETXgranted 2005-03-01cancelled 2005-03-22
Successor callsigns
Callsigns held now by people who previously held K1GPL.
- Barr, JoeTXgranted 2008-03-18cancelled 2008-07-11