Confidence: Medium · Source: FCC ULS · As of 2026-09-10
KB0DOC callsign genealogy
Currently held by Roper, Sandra 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 KB0DOC's current licensee, walking backwards.
- Roper, Sandra ENEgranted 2007-03-12cancelled 2007-06-05
Successor callsigns
Callsigns held now by people who previously held KB0DOC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB0DOC, oldest first.
- SIMMONS, GREGORY R IA1988-12-06 → cancelled 2000-12-07
- Roper, Sandra E NE2017-03-22 active