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

WF1I callsign genealogy

Currently held by ANGELO, BROCK

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 WF1I's current licensee, walking backwards.

  1. K9JBAcancelled· E
    ANGELO, BROCKILgranted 2018-10-13cancelled 2025-02-08
  2. KC9OMJcancelled· T
    Angelo, BrockILgranted 2008-10-23cancelled 2008-11-14

Successor callsigns

Callsigns held now by people who previously held WF1I.

  1. N1VSactive· E
    Maupin, MatthewRIgranted 2023-01-18

All historical holders

Every license row we've seen with the callsign WF1I, oldest first.

  • Hollis, Barry D WI
    2010-01-26 → cancelled 2022-04-26
  • Maupin, Matthew RI
    2022-05-13 → cancelled 2023-01-18
  • ANGELO, BROCK IL
    2025-02-08 active
← Back to WF1I License history →