Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9NMT callsign genealogy
Currently held by PURDUM, JACK J
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 W9NMT's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held W9NMT.
- PURDUM, JACK JINgranted 2024-05-09