Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7AAO callsign genealogy
Currently held by PIERCE COUNTY EMER MNGMT WASHINGTON
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 W7AAO's current licensee, walking backwards.
- KD7ZFOcancelledPierce County Emer Mngmt WashingtonWAgranted 2003-12-30cancelled 2004-01-21
Successor callsigns
Callsigns held now by people who previously held W7AAO.
No current licensee on record previously held this callsign.