Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7CUB callsign genealogy
Currently held by HOWCROFT, ROBERT K
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 KB7CUB's current licensee, walking backwards.
- HOWCROFT, KENTIDgranted 2018-12-10cancelled 2018-12-29
Successor callsigns
Callsigns held now by people who previously held KB7CUB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7CUB, oldest first.
- HOWCROFT, ROBERT K UT1997-07-18 → cancelled 2009-07-21
- HOWCROFT, KENT ID2018-12-29 active