Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3UML callsign genealogy
Currently held by University Of Pittsburgh Amateur Radio Associaton
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 KB3UML'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 KB3UML.
- W3HRKactiveUniversity Of Pittsburgh Amateur Radio AssociatonPAgranted 2021-05-11