Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5TWH callsign genealogy
Currently held by CROWDER, DONALD E
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 N5TWH's current licensee, walking backwards.
- Hill, Thomas WMSgranted 2007-09-14cancelled 2008-08-26
Successor callsigns
Callsigns held now by people who previously held N5TWH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5TWH, oldest first.
- CROWDER, DONALD E TX1991-05-28 → cancelled 2003-05-29
- HILL, THOMAS W MS2018-06-08 active