Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4DTC callsign genealogy
Currently held by Campbell MR, David T
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 W4DTC's current licensee, walking backwards.
- Campbell, David TTNgranted 2013-03-12cancelled 2013-09-10
Successor callsigns
Callsigns held now by people who previously held W4DTC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4DTC, oldest first.
- MOSCOSO, CAROLE L FL1998-02-20 → cancelled 2010-02-23
- Campbell MR, David T TN2023-07-11 active