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

AI7SI

Active

KUMM, KEITH

Location: Tucson, AZ
Class: Amateur Extra
Granted: 2018-04-07
Expires: 2028-04-07
Previous call: AG7MM
FRN: 0027334812

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Vanity availability

Held

Currently held

AI7SI 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

AG7MMactive· E
McCarthy, Timothy MIDgranted 2021-12-11
KJ7QIRcancelled· E
McCarthy, Timothy MIDgranted 2020-09-02cancelled 2021-12-11

License history

0 events

No recorded events.

More vanity slots coming available

From Arizona

All →

K7JVC 2026-09-09
N0PSA 2026-09-09
AD7UU 2026-09-10
W7CWD 2026-09-10
KF7YNV 2026-09-13

Starting with AI7

All →

AI7YF WA · 2026-09-17
AI7OV WA · 2026-09-21
AI7XY WA · 2026-10-01
AI7VF OR · 2026-12-03
AI7IJ WA · 2026-12-14

Full history → Vanity availability → Callsign genealogy →