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

N5SMS callsign genealogy

Currently held by BENHAM, HOWARD 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 N5SMS's current licensee, walking backwards.

  1. NF9Bactive
    Wildcat Creek DX And Contest ClubINgranted 2020-07-11
  2. KD9PQAcancelled
    Wildcat Creek DX And Contest ClubINgranted 2020-06-19cancelled 2020-07-11

Successor callsigns

Callsigns held now by people who previously held N5SMS.

  1. NF9Bcancelled· E
    BENHAM, HOWARD CTXgranted 2017-04-14cancelled 2018-05-15

All historical holders

Every license row we've seen with the callsign N5SMS, oldest first.

  • WILLIAMS, PATRICK C TX
    2002-12-16 → cancelled 2015-01-06
  • BENHAM, HOWARD C TX
    2016-02-17 → cancelled 2017-04-14
  • BENHAM, HOWARD C TX
    2018-05-15 active
← Back to N5SMS License history →