Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3JMH callsign genealogy
Currently held by WALTERS, JOHN 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 N3JMH's current licensee, walking backwards.
- HAMMER, JEREMY MTXgranted 2006-12-06cancelled 2016-11-04
Successor callsigns
Callsigns held now by people who previously held N3JMH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3JMH, oldest first.
- WALTERS, JOHN L MD2001-02-14 → cancelled 2013-05-15
- HAMMER, JEREMY M TX2026-08-27 active