Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7OOM callsign genealogy
Currently held by Jones, Mark W
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 KB7OOM's current licensee, walking backwards.
- Jones, Mark WORgranted 2015-01-13cancelled 2015-01-31
Successor callsigns
Callsigns held now by people who previously held KB7OOM.