Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0ACR callsign genealogy
Currently held by SWANBERG, JOHN C
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 K0ACR's current licensee, walking backwards.
- SWANBERG, JOHN CIAgranted 1996-06-05cancelled 2000-05-09
- KA0WPOno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K0ACR.
No current licensee on record previously held this callsign.