uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

W7ERF callsign genealogy

Currently held by Franz, Edgar R

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 W7ERF's current licensee, walking backwards.

  1. KK7GJScancelled· G
    Wyman, Jessup HWYgranted 2022-05-27cancelled 2023-02-04

Successor callsigns

Callsigns held now by people who previously held W7ERF.

  1. KB1EFcancelled· E
    Franz, Edgar RMEgranted 2020-10-09cancelled 2022-10-12
  2. KB1EFcancelled· E
    Franz, Edgar RMEgranted 2017-03-14cancelled 2017-09-19

All historical holders

Every license row we've seen with the callsign W7ERF, oldest first.

  • Franz, Edgar R ME
    2016-01-12 → cancelled 2017-03-14
  • Franz, Edgar R ME
    2017-09-19 → cancelled 2020-10-09
  • Wyman, Jessup H WY
    2023-02-04 active
← Back to W7ERF License history →