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

KN4MAB

Cancelled

Swiatlowski, Roger

Location: Franklin, KY
Class: Technician
Granted: 2018-05-04
Expires: 2028-05-04
FRN: 0027501469

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Vanity availability

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Available now

KN4MAB cleared its 2-year hold on 2026-01-16. Eligible for vanity application.

Last held by Swiatlowski, Roger (KY).

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

W2RTSactive· T
Swiatlowski, RogerKYgranted 2024-01-17

License history

0 events

No recorded events.

More vanity slots coming available

From Kentucky

All →

KK4LMJ 2026-09-09
KD4STD 2026-09-10
KK4LMT 2026-09-10
KG4VAS 2026-09-11
KG4VAT 2026-09-11

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 →