Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5TTP callsign genealogy
Currently held by Walraven, Sheryle L
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 K5TTP's current licensee, walking backwards.
- Walraven, Sheryle LTXgranted 2017-06-19cancelled 2018-08-04
Successor callsigns
Callsigns held now by people who previously held K5TTP.
No current licensee on record previously held this callsign.