Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7MHO callsign genealogy
Currently held by Miller, James H
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 KB7MHO's current licensee, walking backwards.
- MILLER, JAMES HWAgranted 2018-01-02cancelled 2018-02-03
Successor callsigns
Callsigns held now by people who previously held KB7MHO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7MHO, oldest first.
- MILLER, JAMES H WA1992-07-14 → cancelled 2004-07-15
- Miller, James H WA2018-02-03 active