Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5BOO callsign genealogy
Currently held by Pomnichowski, Paul B
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 W5BOO's current licensee, walking backwards.
- POMNICHOWSKI, PAUL BTXgranted 2014-11-21cancelled 2015-05-08
Successor callsigns
Callsigns held now by people who previously held W5BOO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5BOO, oldest first.
- BROWN, JAMES A TX1997-02-12 → cancelled 2009-02-13
- Pomnichowski, Paul B MI2015-05-08 active