UNITED STATES

Coast Guard Sector Long Island Sound

Last verified: 10 October 2026

EMERGENCY

Call 911

Call 911. Second 24-hour line: (866) 299-8031. On the radio: MAYDAY on VHF 16 · DSC 70.

Area

Long Island Sound, Connecticut coast, Long Island (south shore east of ~73.77W, Peconic/Montauk) and an offshore wedge to the EEZ. Office New Haven, CT. See it on the rescue map →

Source

uscgboating.org · authority’s own page · checked 2026-10-10
USCG Boater’s Guide to the Federal Requirements for Recreational Boats (rev. Nov 2023) — “call 911 or the U.S. Coast Guard on Channel 16”

Frequently asked

What is the phone number of Coast Guard Sector Long Island Sound?

Call 911. Second 24-hour line: (866) 299-8031.

Which waters does Coast Guard Sector Long Island Sound cover?

Long Island Sound, Connecticut coast, Long Island (south shore east of ~73.77W, Peconic/Montauk) and an offshore wedge to the EEZ. Office New Haven, CT. The VesselSOS app picks the responsible centre from your GPS position.

Neighbouring rescue centres

Coast Guard Sector New York 66 nm Coast Guard Sector Southeastern New England 102 nm Coast Guard Sector Boston 106 nm Coast Guard Sector Delaware Bay 130 nm Coast Guard Sector Northern New England 185 nm Coast Guard Sector Maryland-National Capital Region 208 nm

United States: all rescue numbers → Print an emergency card →

VesselSOS is not a rescue service. This page repeats the number the authority publishes; numbers change — see the change log. Are you this centre? How we publish your number.