Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5DT callsign genealogy
Currently held by ESTES, CECIL R
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 N5DT's current licensee, walking backwards.
- Tingler, DavidOKgranted 2001-08-04cancelled 2009-06-19
Successor callsigns
Callsigns held now by people who previously held N5DT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5DT, oldest first.
- ESTES, CECIL R IL1997-05-29 → cancelled 2009-05-30
- Tingler, David OK2019-05-21 active