Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7ZMB callsign genealogy
Currently held by Davis, Phillip D
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 W7ZMB's current licensee, walking backwards.
- Davis, Phillip DAZgranted 2011-06-27cancelled 2012-02-17
Successor callsigns
Callsigns held now by people who previously held W7ZMB.
No current licensee on record previously held this callsign.