Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5BOW callsign genealogy
Currently held by HAMM, JAMES 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 W5BOW's current licensee, walking backwards.
- HAMM, JAMES BTXgranted 2010-01-15cancelled 2010-08-27
Successor callsigns
Callsigns held now by people who previously held W5BOW.
No current licensee on record previously held this callsign.