Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K2DTW callsign genealogy
Currently held by Warshaw, 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 K2DTW's current licensee, walking backwards.
- Warshaw, David TNYgranted 2024-10-25cancelled 2024-11-15
Successor callsigns
Callsigns held now by people who previously held K2DTW.
No current licensee on record previously held this callsign.