Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ7OCZ callsign genealogy
Currently held by MACAULAY, DOUGLAS 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 KJ7OCZ'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 KJ7OCZ.
- MACAULAY, DOUGLAS AMTgranted 2020-07-17cancelled 2021-02-13