Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7LTM callsign genealogy
Currently held by COFFMAN, DERRILL L
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 W7LTM's current licensee, walking backwards.
- COFFMAN, DERRILL LCAgranted 1998-08-25cancelled 2000-04-28
Successor callsigns
Callsigns held now by people who previously held W7LTM.
No current licensee on record previously held this callsign.