Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3ACH callsign genealogy
Currently held by Kruchoski, Alexander J
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 KB3ACH's current licensee, walking backwards.
- Kruchoski, Alexander JPAgranted 2006-10-10cancelled 2006-11-21
Successor callsigns
Callsigns held now by people who previously held KB3ACH.
No current licensee on record previously held this callsign.