Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8TOP callsign genealogy
Currently held by Layne, James A
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 K8TOP's current licensee, walking backwards.
- Layne, James AOHgranted 2019-01-31cancelled 2019-03-22
Successor callsigns
Callsigns held now by people who previously held K8TOP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8TOP, oldest first.
- POPEJOY, JEFFREY H MI1997-10-15 → cancelled 2009-10-16
- Layne, James A OH2019-03-22 active