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

WI1Y callsign genealogy

Currently held by Westover, Milton E

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 WI1Y's current licensee, walking backwards.

  1. AC1JPcancelled· E
    DEFRA, LAGROMISCTgranted 2019-06-18cancelled 2020-07-31
  2. KQ0Oactive· E
    Sullivan, Edward GMNgranted 2023-01-31
  3. AE0SYcancelled· E
    Sullivan, Edward GMNgranted 2015-01-27cancelled 2023-01-31
  4. KC0UGDcancelled· E
    Sullivan, Edward GMNgranted 2015-01-27cancelled 2022-12-16

Successor callsigns

Callsigns held now by people who previously held WI1Y.

  1. W1LBactive· E
    Westover, Milton EMAgranted 2018-05-18

All historical holders

Every license row we've seen with the callsign WI1Y, oldest first.

  • Westover, Milton E MA
    2011-05-13 → cancelled 2018-05-18
  • DEFRA, LAGROMIS CT
    2020-07-31 active
  • —
    — → cancelled 1999-04-21
← Back to WI1Y License history →