UNITED STATES

Coast Guard Sector Maryland-National Capital Region

Last verified: 10 October 2026

EMERGENCY

Call 911

Call 911. Second 24-hour line: (800) 418-7314. On the radio: MAYDAY on VHF 16 · DSC 70.

Area

Maryland Chesapeake Bay and tributaries, Potomac River / Washington DC, Maryland Atlantic coast (Ocean City) and a narrow offshore wedge. 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 Maryland-National Capital Region?

Call 911. Second 24-hour line: (800) 418-7314.

Which waters does Coast Guard Sector Maryland-National Capital Region cover?

Maryland Chesapeake Bay and tributaries, Potomac River / Washington DC, Maryland Atlantic coast (Ocean City) and a narrow offshore wedge. The VesselSOS app picks the responsible centre from your GPS position.

Neighbouring rescue centres

Coast Guard Sector Delaware Bay 79 nm Coast Guard Sector Virginia 140 nm Coast Guard Sector New York 142 nm Coast Guard Sector Long Island Sound 208 nm Coast Guard Sector Eastern Great Lakes 244 nm JRCC Trenton 298 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.