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

AI7P callsign genealogy

Currently held by RADDER, WILLIAM D

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 AI7P's current licensee, walking backwards.

  1. N6VPcancelled· E
    Cogburn, Panya LWAgranted 2025-06-21cancelled 2026-06-13
  2. AJ7ETcancelled· E
    Cogburn, Panya LWAgranted 2025-05-15cancelled 2025-06-21
  3. KM7ASYcancelled· E
    Cogburn, Panya LWAgranted 2025-05-15cancelled 2025-05-19

Successor callsigns

Callsigns held now by people who previously held AI7P.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign AI7P, oldest first.

  • RADDER, WILLIAM D WA
    2014-03-06 → cancelled 2026-05-27
  • Cogburn, Panya L WA
    2026-06-13 active
← Back to AI7P License history →