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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

WY7M callsign genealogy

Currently held by Gerarden, Charles G

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 WY7M's current licensee, walking backwards.

  1. W0DLEcancelled· E
    GERARDEN, CHARLES GWYgranted 2014-07-11cancelled 2021-04-06
  2. WB0DLEcancelled· A
    GERARDEN, CHARLES GCOgranted 1995-04-03cancelled 2004-07-13

Successor callsigns

Callsigns held now by people who previously held WY7M.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign WY7M, oldest first.

  • FOSTER, KAREL R CA
    2009-05-12 → cancelled 2021-03-19
  • Gerarden, Charles G WY
    2021-04-06 active
← Back to WY7M License history →