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

KC7R callsign genealogy

Currently held by WELKER, JEFFREY T

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 KC7R's current licensee, walking backwards.

  1. KC7ZKCcancelled· E
    WELKER, JEFFREY TIDgranted 1998-12-31cancelled 2001-01-20

Successor callsigns

Callsigns held now by people who previously held KC7R.

  1. W7ZTHactive· E
    DE LAND, ALLEN LWAgranted 2018-10-18

All historical holders

Every license row we've seen with the callsign KC7R, oldest first.

  • WELKER, JEFFREY T ID
    2022-07-06 active
  • DE LAND, ALLEN L
    → cancelled 1998-12-30