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

W7IOU callsign genealogy

Currently held by ARMSTRONG, ALBERT E

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 W7IOU's current licensee, walking backwards.

  1. WA7HYVcancelled· E
    COOK, ALAN SWAgranted 2008-12-30cancelled 2017-10-03
  2. N7NXAcancelled· G
    COOK, ALAN Scancelled 1999-03-26

Successor callsigns

Callsigns held now by people who previously held W7IOU.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W7IOU, oldest first.

  • ARMSTRONG, ALBERT E WA
    2009-05-05 → cancelled 2015-09-14
  • COOK, ALAN S WA
    2017-10-03 active
← Back to W7IOU License history →