Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5EFS callsign genealogy
Currently held by Mickiewicz, Stanley E
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 N5EFS's current licensee, walking backwards.
- Mickiewicz, Stanley ETXgranted 1997-12-09cancelled 2004-08-31
Successor callsigns
Callsigns held now by people who previously held N5EFS.
No current licensee on record previously held this callsign.