Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4JMO callsign genealogy
Currently held by Smith, George O
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 W4JMO's current licensee, walking backwards.
- Smith, George ONCgranted 2001-09-20cancelled 2004-11-05
Successor callsigns
Callsigns held now by people who previously held W4JMO.
No current licensee on record previously held this callsign.