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

KN4CSN

Cancelled

Austin, Michael K

Location: DURHAM, NC
Class: Amateur Extra
Granted: 2017-04-20
Expires: 2027-04-20
FRN: 0026424226

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Vanity availability

Available

Available now

KN4CSN cleared its 2-year hold on 2020-04-26. Eligible for vanity application.

Last held by Austin, Michael K (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

W4MKAactive· E
Austin, Michael KNCgranted 2018-04-27

License history

0 events

No recorded events.

More vanity slots coming available

From North Carolina

All →

KA2OFF 2026-09-09
W2RDU 2026-09-09
K4LWW 2026-09-10
K4ONS 2026-09-10
KG4TPH 2026-09-10

Starting with KN4

All →

KN4ZVG FL · 2026-09-17
KN4LGK GA · 2026-09-21
KN4VXC NC · 2026-09-21
KN4RPM VA · 2026-10-07
KN4GAM GA · 2026-10-12

Full history → Vanity availability → Callsign genealogy →