Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KB7OMR callsign genealogy
Currently held by LUDWIG, GRANT G
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 KB7OMR's current licensee, walking backwards.
- Vaughan, Joshuan TWAgranted 2013-11-21cancelled 2014-02-04
Successor callsigns
Callsigns held now by people who previously held KB7OMR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7OMR, oldest first.
- LUDWIG, GRANT G AZ1994-06-08 → cancelled 2004-01-01
- Vaughan, Joshuan T WA2014-02-04 → cancelled 2026-03-07