Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ7ZMB callsign genealogy
Currently held by RANKIN, SEAN E
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 KJ7ZMB's current licensee, walking backwards.
- RANKIN, SEAN EAZgranted 2020-07-14cancelled 2020-10-16
Successor callsigns
Callsigns held now by people who previously held KJ7ZMB.
No current licensee on record previously held this callsign.