Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG4SOP callsign genealogy
Currently held by BOSTON, DONALD R
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 KG4SOP's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KG4SOP.
- BOSTON, DONALD RFLgranted 2002-04-04cancelled 2014-04-05