Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3PR callsign genealogy
Currently held by CRABTREE, GILES M
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 W3PR's current licensee, walking backwards.
- CRABTREE, MARTIN JNJgranted 2012-11-27cancelled 2015-04-10
Successor callsigns
Callsigns held now by people who previously held W3PR.
- Raine, PeterAZgranted 2015-03-03
All historical holders
Every license row we've seen with the callsign W3PR, oldest first.
- CRABTREE, GILES M PA2012-10-23 → cancelled 2014-01-04
- Raine, Peter AZ2014-09-16 → cancelled 2015-03-03
- CRABTREE, MARTIN J NJ2025-01-14 active