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

W0COU callsign genealogy

Currently held by WATTS, JASON W

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 W0COU's current licensee, walking backwards.

  1. WB0CIDcancelled· G
    WATTS, JASON WMOgranted 2010-01-29cancelled 2013-02-09
  2. WA0OTMcancelled· G
    WATTS, JASON WIAgranted 2009-12-11cancelled 2010-01-29
  3. KB0KGHcancelled· G
    WATTS, JASON WIAgranted 2002-09-24cancelled 2009-12-11

Successor callsigns

Callsigns held now by people who previously held W0COU.

  1. K0JWWactive· G
    WATTS, JASON WIAgranted 2024-10-16
← Back to W0COU License history →