Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD0ZZR callsign genealogy
Currently held by Nystrom, Katie S
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 KD0ZZR's current licensee, walking backwards.
- Warner, Katie SNDgranted 2011-01-04cancelled 2014-04-11
Successor callsigns
Callsigns held now by people who previously held KD0ZZR.
No current licensee on record previously held this callsign.