uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

WE3O callsign genealogy

Currently held by Poisel, Robert J

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 WE3O's current licensee, walking backwards.

  1. ND3RGcancelled· E
    Greenwood, John PPAgranted 2022-06-24cancelled 2022-07-15
  2. KC3RUCcancelled· E
    Greenwood, John PPAgranted 2021-04-02cancelled 2022-06-24

Successor callsigns

Callsigns held now by people who previously held WE3O.

  1. W8MSDactive· E
    DANEHART, MARK SOHgranted 2018-06-14

All historical holders

Every license row we've seen with the callsign WE3O, oldest first.

  • Poisel, Robert J PA
    2010-06-19 → cancelled 2022-06-22
  • Greenwood, John P PA
    2022-07-15 active
  • —
    — → cancelled 1998-08-17
← Back to WE3O License history →