Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7OBY callsign genealogy
Currently held by Rice, Tobias J
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 K7OBY's current licensee, walking backwards.
- Rice, Tobias JORgranted 2016-03-15cancelled 2016-04-23
Successor callsigns
Callsigns held now by people who previously held K7OBY.
No current licensee on record previously held this callsign.