Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7REX callsign genealogy
Currently held by Rhines, Paul S
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 KB7REX's current licensee, walking backwards.
- Howard, Robert RIDgranted 2009-11-03cancelled 2017-02-11
Successor callsigns
Callsigns held now by people who previously held KB7REX.
- Rhines, Paul SIDgranted 2007-05-30cancelled 2019-05-31
All historical holders
Every license row we've seen with the callsign KB7REX, oldest first.
- Rhines, Paul S ID2002-09-24 → cancelled 2007-05-30
- Howard, Robert R ID2017-02-11 active