Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ7SP callsign genealogy
Currently held by ASHWORTH, LAWRENCE E
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 KJ7SP's current licensee, walking backwards.
- Caterino, Philip RNVgranted 2019-08-27cancelled 2020-01-07
Successor callsigns
Callsigns held now by people who previously held KJ7SP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KJ7SP, oldest first.
- ASHWORTH, LAWRENCE E UT1997-04-19 → cancelled 2009-04-21
- Caterino, Philip R NV2020-01-07 active