Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB0UW callsign genealogy
Currently held by ROWEKAMP, WILLIAM 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 KB0UW's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB0UW.
- ROWEKAMP, WILLIAM JTXgranted 2000-01-04cancelled 2007-01-30