Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KR4TTY callsign genealogy
Currently held by GAR FIELD HIGH SCHOOL ARC
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 KR4TTY's current licensee, walking backwards.
- KF4AGRcancelledGAR FIELD HIGH SCHOOL ARCVAgranted 1995-05-22cancelled 2005-05-24
Successor callsigns
Callsigns held now by people who previously held KR4TTY.
No current licensee on record previously held this callsign.