Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NYB callsign genealogy
Currently held by CHIDSEY, FRANK M
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 K4NYB's current licensee, walking backwards.
- CHIDSEY, FRANK MNCgranted 2002-02-05cancelled 2002-04-02
Successor callsigns
Callsigns held now by people who previously held K4NYB.
- CHIDSEY, FRANK MNCgranted 2022-11-05