Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5DTT callsign genealogy
Currently held by Sheridan, Donell D
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 K5DTT's current licensee, walking backwards.
- Sheridan, Donell DARgranted 2010-03-17cancelled 2018-08-28
Successor callsigns
Callsigns held now by people who previously held K5DTT.
No current licensee on record previously held this callsign.