Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1JGS callsign genealogy
Currently held by Sipress, Jeffrey G
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 K1JGS's current licensee, walking backwards.
- Sipress, Jeffrey GCAgranted 2007-09-12cancelled 2007-10-02
Successor callsigns
Callsigns held now by people who previously held K1JGS.
No current licensee on record previously held this callsign.