Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1RSQ callsign genealogy
Currently held by PROFFITT, DAVID 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 K1RSQ's current licensee, walking backwards.
- TRAVIS, RICHARD FCAgranted 2004-08-12cancelled 2005-07-12
Successor callsigns
Callsigns held now by people who previously held K1RSQ.
- PROFFITT, DAVID PPAgranted 2020-02-25
All historical holders
Every license row we've seen with the callsign K1RSQ, oldest first.
- PROFFITT, DAVID P MD2000-03-21 → cancelled 2000-05-09
- TRAVIS, RICHARD F CA2025-08-08 active