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

KW6RL callsign genealogy

Currently held by LO GRASSO, ROBERT C

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 KW6RL's current licensee, walking backwards.

  1. W7YQactive· E
    SHEFFIELD, ALAN JEROMEMSgranted 2025-09-18
  2. KF5UHXcancelled· E
    SHEFFIELD, ALAN JMSgranted 2013-03-13cancelled 2015-01-09

Successor callsigns

Callsigns held now by people who previously held KW6RL.

  1. K6PQcancelled· E
    LO GRASSO, ROBERT CCAgranted 2004-05-07cancelled 2006-04-25
← Back to KW6RL License history →