Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7FRR callsign genealogy
Currently held by Lay 367, Susanne M
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 KB7FRR's current licensee, walking backwards.
- LAY, SUSANNE MUTgranted 2017-10-30cancelled 2017-11-17
Successor callsigns
Callsigns held now by people who previously held KB7FRR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7FRR, oldest first.
- LAY, SUSANNE UT1988-10-25 → cancelled 2000-10-26
- Lay 367, Susanne M UT2017-11-17 active