uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

N9CHN callsign genealogy

Currently held by HANOLD, WILLIAM W

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 N9CHN's current licensee, walking backwards.

  1. KA9BKS
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N9CHN.

No current licensee on record previously held this callsign.

← Back to N9CHN License history →