Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB8HRT callsign genealogy
Currently held by HOWERTON III, WALTER S
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 KB8HRT's current licensee, walking backwards.
- MC ATEE III, CHARLES CMDgranted 2014-07-24cancelled 2016-11-08
Successor callsigns
Callsigns held now by people who previously held KB8HRT.
- HOWERTON III, WALTER SWVgranted 1998-01-07cancelled 2010-01-08
All historical holders
Every license row we've seen with the callsign KB8HRT, oldest first.
- MCATEE III, CHARLES C MD2016-11-08 active
- HOWERTON III, WALTER S— → cancelled 1998-01-07