Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5ATN callsign genealogy
Currently held by BOHNSACK, MATTHEW P
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 K5ATN's current licensee, walking backwards.
- BOHNSACK, MATTHEW PTXgranted 2009-04-27cancelled 2013-08-13
Successor callsigns
Callsigns held now by people who previously held K5ATN.
No current licensee on record previously held this callsign.