Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB3UQO callsign genealogy
Currently held by Baltimore Digital Group
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 KB3UQO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB3UQO.
- K3GIJexpiredBaltimore Digital GroupMDgranted 2010-06-29cancelled 2022-06-30