Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1ATD callsign genealogy
Currently held by South Shore Digital Radio Group
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 W1ATD's current licensee, walking backwards.
- KB1YKLcancelledSouth Shore Digital Radio GroupMAgranted 2012-06-27cancelled 2012-07-21
Successor callsigns
Callsigns held now by people who previously held W1ATD.
No current licensee on record previously held this callsign.