Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7ZDL callsign genealogy
Currently held by Zion Digital Link
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 W7ZDL's current licensee, walking backwards.
- KK7RNRcancelledZion Digital LinkUTgranted 2024-02-29cancelled 2024-03-19
Successor callsigns
Callsigns held now by people who previously held W7ZDL.
No current licensee on record previously held this callsign.