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

WR1O callsign genealogy

Currently held by CORBIN, MARK A

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 WR1O's current licensee, walking backwards.

  1. W1MOWactive· E
    Fields, GaryNHgranted 2017-05-09
  2. WA1MOWcancelled· G
    Fields, GaryNHgranted 2014-01-10cancelled 2017-05-09
  3. KC1AXVcancelled· G
    Fields, GaryNHgranted 2013-12-13cancelled 2014-01-10

Successor callsigns

Callsigns held now by people who previously held WR1O.

  1. W1ZUBactive· E
    JEANS, STUART ENHgranted 2026-08-27
← Back to WR1O License history →