Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KV4ZM callsign genealogy
Currently held by Souza, Janet L
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 KV4ZM's current licensee, walking backwards.
- Souza, Janet LTNgranted 2013-05-17cancelled 2014-07-10
Successor callsigns
Callsigns held now by people who previously held KV4ZM.
- Souza, Janet LPAgranted 2025-06-18