Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7XX callsign genealogy
Currently held by ROUTT MR, MICHEAL T
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 KB7XX's current licensee, walking backwards.
- ROUTT MR, MICHAEL TWAgranted 2016-04-12cancelled 2020-04-07
Successor callsigns
Callsigns held now by people who previously held KB7XX.
No current licensee on record previously held this callsign.