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

N0IO

Active

LEWIS, MARK A

Location: GRAND JUNCTION, CO
Class: Amateur Extra
Granted: 2017-04-17
Expires: 2027-07-11
Previous call: AC6IO
FRN: 0005440896

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Vanity availability

Held

Currently held

N0IO is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

AC6IO
no FCC ULS record on file

License history

0 events

No recorded events.

More vanity slots coming available

From Colorado

All →

K0RTS 2026-09-09
K7UGT 2026-09-09
W0RMH 2026-09-09
KB7PWB 2026-09-10
KF0RME 2026-09-10

Starting with N0

All →

N0PSA AZ · 2026-09-09
N0QQU MS · 2026-09-14
N0SRJ MN · 2026-09-14
N0UCT AZ · 2026-09-14
N0UCU MO · 2026-09-14

Full history → Vanity availability → Callsign genealogy →