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

KN4PPM

Cancelled

Robertson III, William B

Location
Charlotte, NC
Class
General
Granted
2018-10-16
Expires
2028-10-16
FRN
0027875681
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Vanity availability

Available

Available now

KN4PPM cleared its 2-year hold on 2021-07-22. Eligible for vanity application.

Last held by Robertson III, William B (NC).

Confidence: High

Cancelled licenses begin the 2-year hold immediately, so this date is the firm release date per §97.19. Already past — fileable subject to FCC verification.

Callsign genealogy

Full chain →

Prior holders later became

  1. WA4BCNactive· E
    Robertson III, William BNCgranted 2019-07-23

License history

0 events

No recorded events.

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