Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5BOB callsign genealogy
Currently held by CLARK, BOBBY R
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 W5BOB's current licensee, walking backwards.
- CLARK, BOBBY RARgranted 2010-07-20cancelled 2019-10-08
- KA5ZHPno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W5BOB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5BOB, oldest first.
- MC MAHAN, ROBERT H TX2007-07-26 → cancelled 2019-09-18
- CLARK, BOBBY R AR2019-10-08 active