Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4TW callsign genealogy
Currently held by BRITT, JOSEPH 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 KN4TW's current licensee, walking backwards.
- N4ZPMno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KN4TW.
- BRITT, JOSEPH RTNgranted 2020-11-12cancelled 2023-04-07