Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5GRR callsign genealogy
Currently held by PAULET, LUIS A
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 K5GRR's current licensee, walking backwards.
- Zapata, CatrinaTXgranted 2025-01-15cancelled 2025-12-19
Successor callsigns
Callsigns held now by people who previously held K5GRR.
- Butler, John MFLgranted 2009-06-02cancelled 2009-06-30
All historical holders
Every license row we've seen with the callsign K5GRR, oldest first.
- Butler, John M FL2009-03-07 → cancelled 2009-06-02
- PAULET, LUIS A TX2011-10-01 → cancelled 2023-10-03
- Zapata, Catrina TX2025-12-19 active