Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA4DNS callsign genealogy
Currently held by SANDERS JR, JOHN M
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 WA4DNS's current licensee, walking backwards.
- KF8FVLcancelledC4Fm South West OhioOHgranted 2026-02-12cancelled 2026-03-03
Successor callsigns
Callsigns held now by people who previously held WA4DNS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA4DNS, oldest first.
- SANDERS JR, JOHN M TN2013-08-29 → cancelled 2025-09-09
- C4Fm South West Ohio OH2026-03-03 active