UNITED STATES

Coast Guard Sector Lake Michigan

Last verified: 10 October 2026

EMERGENCY

Call 911

Call 911. Second 24-hour line: (414) 747-7132. On the radio: MAYDAY on VHF 16 · DSC 70.

Area

Lake Michigan (except the northern end, which belongs to Sector Northern Great Lakes) incl. southern Green Bay. Office Milwaukee, WI. 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 Lake Michigan?

Call 911. Second 24-hour line: (414) 747-7132.

Which waters does Coast Guard Sector Lake Michigan cover?

Lake Michigan (except the northern end, which belongs to Sector Northern Great Lakes) incl. southern Green Bay. Office Milwaukee, WI. The VesselSOS app picks the responsible centre from your GPS position.

Neighbouring rescue centres

Coast Guard Sector Detroit 219 nm Coast Guard Sector Northern Great Lakes 259 nm Coast Guard Sector Eastern Great Lakes 395 nm JRCC Trenton 455 nm Coast Guard Sector Maryland-National Capital Region 561 nm Coast Guard Sector Delaware Bay 602 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.