Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7ONM callsign genealogy
Currently held by Hammond, Jeffrey 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 K7ONM's current licensee, walking backwards.
- Hammond, Jeffrey AORgranted 2013-01-04cancelled 2013-04-20
Successor callsigns
Callsigns held now by people who previously held K7ONM.
- Hammond, Jeffrey AORgranted 2024-05-08