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

N5OMB callsign genealogy

Currently held by WOODSIDE, ROBERT 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 N5OMB's current licensee, walking backwards.

  1. W7OMJcancelled· G
    Bias, MatthewAZgranted 2012-06-26cancelled 2014-01-31
  2. KD7RCKcancelled· T
    Bias, MatthewAZgranted 2012-03-05cancelled 2012-06-26

Successor callsigns

Callsigns held now by people who previously held N5OMB.

  1. W7BOCactive· G
    Bias, MatthewAZgranted 2022-11-26

All historical holders

Every license row we've seen with the callsign N5OMB, oldest first.

  • WOODSIDE, ROBERT A TX
    1989-05-23 → cancelled 2001-05-24
  • Bias, Matthew AZ
    2014-01-31 → cancelled 2022-11-26
← Back to N5OMB License history →