Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5SZM callsign genealogy
Currently held by ABERCROMBIE, MARY S
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 K5SZM's current licensee, walking backwards.
- KC5QXQno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K5SZM.
No current licensee on record previously held this callsign.