Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7CRB callsign genealogy
Currently held by EVANS, F MAURICE
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 W7CRB's current licensee, walking backwards.
- Crabtree, Mark WMOgranted 2024-11-14cancelled 2024-12-10
Successor callsigns
Callsigns held now by people who previously held W7CRB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7CRB, oldest first.
- EVANS, F MAURICE TX2005-01-27 → cancelled 2017-04-26
- Crabtree, Mark W MO2024-12-10 active