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

KL7YZ callsign genealogy

Currently held by WERNER, RAYMOND J

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 KL7YZ's current licensee, walking backwards.

  1. KB0UGEcancelled· G
    WERNER, RAYMOND JAKgranted 2005-07-27cancelled 2014-10-04

Successor callsigns

Callsigns held now by people who previously held KL7YZ.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KL7YZ, oldest first.

  • SPENCER, ROBERT E WA
    2000-08-15 → cancelled 2012-08-29
  • WERNER, RAYMOND J AK
    2014-10-04 active