Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB0DYA callsign genealogy
Currently held by SCHAFF, DUANE E
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 KB0DYA's current licensee, walking backwards.
- KC0GXGcancelledSTATE LINE AMATEUR RADIO CLUBNDgranted 1999-12-14cancelled 2002-03-29
Successor callsigns
Callsigns held now by people who previously held KB0DYA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB0DYA, oldest first.
- SCHAFF, DUANE E ND1990-01-09 → cancelled 2002-03-07
- STATE LINE AMATEUR RADIO CLUB ND2025-02-11 active