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

K0JRO

Active

OHearn, John R

Location: East Wareham, MA
Class: Technician
Granted: 2021-04-06
Expires: 2031-04-06
Previous call: KC1OYC
FRN: 0029253739

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Vanity availability

Held

Currently held

K0JRO 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

KC1OYCcancelled· T
Ohearn, John RMAgranted 2021-03-16cancelled 2021-04-06

License history

0 events

No recorded events.

More vanity slots coming available

From Massachusetts

All →

K1AFR 2026-09-10
KC1SDV 2026-09-10
W1RLJ 2026-09-10
KB1ITH 2026-09-12
KB1YQO 2026-09-13

Starting with K0

All →

K0RTS CO · 2026-09-09
K0WFI KS · 2026-09-10
K0KDD KS · 2026-09-17
K0BHM KS · 2026-09-20
K0DO MO · 2026-10-09

Full history → Vanity availability → Callsign genealogy →