Confidence: Medium · Source: FCC ULS · As of 2026-09-15
K7SJP callsign genealogy
Currently held by PETRAKIS, SHERYL J
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 K7SJP's current licensee, walking backwards.
- PETRAKIS, SHERYL JWAgranted 2014-07-10cancelled 2014-08-01
Successor callsigns
Callsigns held now by people who previously held K7SJP.
No current licensee on record previously held this callsign.