Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5FH callsign genealogy
Currently held by Tatum Jr., Byron G
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 W5FH's current licensee, walking backwards.
- TATUM JR, BYRON GTXgranted 2010-04-01cancelled 2015-12-04
Successor callsigns
Callsigns held now by people who previously held W5FH.
- DIBBLE, LOWELL RIAgranted 2023-10-06
All historical holders
Every license row we've seen with the callsign W5FH, oldest first.
- DIBBLE, LOWELL R IA2011-12-13 → cancelled 2013-11-13
- Tatum Jr., Byron G TX2025-11-25 active