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

K2OY callsign genealogy

Currently held by DEMPSEY, MARTIN 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 K2OY's current licensee, walking backwards.

  1. WA2ENMcancelled· E
    Carlos, Paul RNCgranted 2014-08-20cancelled 2018-08-03

Successor callsigns

Callsigns held now by people who previously held K2OY.

  1. K9ZHactive· E
    SHOEMAKE, ROGER WINgranted 2024-04-24
  2. W2EXactive· E
    DEMPSEY, MARTIN JNYgranted 2021-04-02
  3. W4MBWcancelled· E
    WANGBERG, MARTIN BVAgranted 2016-07-13cancelled 2016-12-03

All historical holders

Every license row we've seen with the callsign K2OY, oldest first.

  • ROBIDEAU, BRUCE H FL
    2002-06-07 → cancelled 2006-05-15
  • DEMPSEY, MARTIN J NY
    2008-06-20 → cancelled 2011-05-10
  • SHOEMAKE, ROGER W IN
    2013-05-31 → cancelled 2014-03-28
  • WANGBERG, MARTIN B VA
    2016-04-16 → cancelled 2016-07-13
  • Carlos, Paul R NC
    2018-08-03 active
← Back to K2OY License history →