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

N5SM callsign genealogy

Currently held by Hall, John M

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 N5SM's current licensee, walking backwards.

  1. KJ5CHCcancelled· E
    Hall, John MTXgranted 2023-07-21cancelled 2023-10-17
  2. KJ5BZOcancelled· G
    Hall, John MTXgranted 2023-07-21cancelled 2023-08-21

Successor callsigns

Callsigns held now by people who previously held N5SM.

  1. W5POPactive· E
    WOODS SR, RONALD ETXgranted 2021-09-28

All historical holders

Every license row we've seen with the callsign N5SM, oldest first.

  • MC DOWELL, W SCOTT TX
    2008-05-07 → cancelled 2017-07-31
  • WOODS SR, RONALD E TX
    2019-08-20 → cancelled 2021-09-28
  • Hall, John M TX
    2023-10-17 active
← Back to N5SM License history →