Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI5ZRL callsign genealogy
Currently held by Whitling, Christopher 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 KI5ZRL's current licensee, walking backwards.
- Whitling, Christopher ATXgranted 2017-02-24cancelled 2023-02-10
Successor callsigns
Callsigns held now by people who previously held KI5ZRL.
- Whitling, Christopher ATXgranted 2023-03-24