Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N8MUD callsign genealogy
Currently held by Echols, William B
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 N8MUD's current licensee, walking backwards.
- Echols, William BTXgranted 2010-03-16cancelled 2015-08-29
Successor callsigns
Callsigns held now by people who previously held N8MUD.
- Echols, William BTXgranted 2021-04-16
All historical holders
Every license row we've seen with the callsign N8MUD, oldest first.
- LAMB, ROBERT H OH1990-08-07 → cancelled 2002-08-08
- Echols, William B TX2015-08-29 → cancelled 2021-04-16