Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7DAT callsign genealogy
Currently held by Twyver, David A
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 K7DAT's current licensee, walking backwards.
- Twyver, David AORgranted 2015-10-13cancelled 2015-11-03
Successor callsigns
Callsigns held now by people who previously held K7DAT.
No current licensee on record previously held this callsign.