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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KR0Y callsign genealogy

Currently held by RAYFIELD JR, JOHN F

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 KR0Y's current licensee, walking backwards.

  1. KM6PPMcancelled· E
    Riley, PeterCAgranted 2018-01-22cancelled 2018-06-12

Successor callsigns

Callsigns held now by people who previously held KR0Y.

  1. N5TJactive· E
    STEINMAN, JEFFREY STXgranted 2026-08-07
  2. W0PMactive· E
    RAYFIELD JR, JOHN FMOgranted 2024-04-03

All historical holders

Every license row we've seen with the callsign KR0Y, oldest first.

  • RAYFIELD JR, JOHN F MO
    1999-01-13 → cancelled 2004-04-02
  • Red Headed Stepchildren ARC MO
    2006-05-16 → cancelled 2018-05-17
  • Riley, Peter CA
    2018-06-12 active
← Back to KR0Y License history →