Part 3 — Coast Guard Areas, Districts, Sectors, Marine Inspection Zones, and Captain of the Port Zones
Current through Sep 9, 2026
Authority: 14 U.S.C. 501, 504; Pub. L. 107-296, 116 Stat. 2135; Department of Homeland Security Delegation No. 00170.1, Revision No. 01.4.
Editorial Note: Nomenclature changes to part 3 appear by USCG-2025-0186, 90 FR 12238, Mar. 17, 2025, and by USCG-2025-0716, 90 FR 47585-47586, Oct. 2, 2025.
Sections
- § 3.01-1 General description.
- § 3.01-5 Assignment of functions.
- § 3.04-1 Atlantic Area.
- § 3.04-3 Pacific Area.
- § 3.05-1 USCG Northeast District.
- § 3.05-10 Sector Boston Marine Inspection Zone and Captain of the Port Zone.
- § 3.05-15 Sector Northern New England Marine Inspection Zone and Captain of the Port Zone.
- § 3.05-20 Sector Southeastern New England Marine Inspection Zone and Captain of the Port Zone.
- § 3.05-30 Sector New York Marine Inspection Zone and Captain of the Port Zone.
- § 3.05-35 Sector Long Island Sound Marine Inspection Zone and Captain of the Port Zone.
- § 3.25-1 USCG East District.
- § 3.25-05 Sector Delaware Bay Marine Inspection Zone and Captain of the Port Zone.
- § 3.25-10 Sector Virginia Marine Inspection Zone and Captain of the Port Zone.
- § 3.25-15 Sector Maryland-National Capital Region Marine Inspection Zone and Captain of the Port Zone.
- § 3.25-20 Sector North Carolina Marine Inspection Zone and Captain of the Port Zone.
- § 3.35-1 USCG Southeast District.
- § 3.35-10 Sector Miami Marine Inspection Zone and Captain of the Port Zone.
- § 3.35-15 Sector Charleston Marine Inspection Zone and Captain of the Port Zone; Marine Safety Unit Savannah.
- § 3.35-20 Sector Jacksonville Marine Inspection Zone and Captain of the Port Zone.
- § 3.35-25 Sector San Juan Marine Inspection Zone and Captain of the Port Zone.
- § 3.35-35 Sector St. Petersburg Marine Inspection Zone and Captain of the Port Zone.
- § 3.35-40 Sector Key West Marine Inspection Zone and Captain of the Port Zone.
- § 3.40-1 USCG Heartland District.
- § 3.40-5 USCG Heartland District Outer Continental Shelf Marine Inspection Zone.
- § 3.40-10 Sector Mobile Marine Inspection Zone and Captain of the Port Zone.
- § 3.40-15 Sector New Orleans Marine Inspection Zone and Captain of the Port Zone; Marine Safety Unit Houma.
- § 3.40-28 Sector Houston-Galveston Marine Inspection Zone and Captain of the Port Zone; Marine Safety Unit Port Arthur.
- § 3.40-35 Sector Corpus Christi Marine Inspection Zone and Captain of the Port Zone.
- § 3.40-40 Sector Upper Mississippi River Marine Inspection Zone and Captain of the Port Zone.
- § 3.40-60 Sector Lower Mississippi River Marine Inspection Zone and Captain of the Port Zone.
- § 3.40-65 Sector Ohio Valley Marine Inspection Zone and Captain of the Port Zone; Marine Safety Unit Pittsburgh.
- § 3.45-1 USCG Great Lakes District.
- § 3.45-10 Sector Eastern Great Lakes Marine Inspection Zone and Captain of the Port Zone.
- § 3.45-15 Sector Lake Michigan Marine Inspection Zone and Captain of the Port Zone.
- § 3.45-20 Sector Detroit Marine Inspection Zone and Captain of the Port Zone.
- § 3.45-45 Sector Northern Great Lakes Marine Inspection Zone and Captain of the Port Zone; Marine Safety Unit Duluth.
- § 3.55-1 USCG Southwest District.
- § 3.55-10 Sector Los Angeles-Long Beach Marine Inspection Zone and Captain of the Port Zone.
- § 3.55-15 Sector San Diego Marine Inspection Zone and Captain of the Port Zone.
- § 3.55-20 Sector San Francisco: San Francisco Bay Marine Inspection Zone and Captain of the Port Zone.
- § 3.55-25 Sector Humboldt Bay Search and Rescue Mission Coordinator Zone.
- § 3.65-1 USCG Northwest District.
- § 3.65-10 Sector Puget Sound Marine Inspection Zone and Captain of the Port Zone.
- § 3.65-15 Sector Columbia River Marine Inspection Zone and Captain of the Port Zone.
- § 3.70-1 USCG Oceania District.
- § 3.70-10 Sector Honolulu Marine Inspection Zone and Captain of the Port Zone.
- § 3.70-15 U.S. Coast Guard Forces Micronesia/Sector Guam Marine Inspection Zone and Captain of the Port Zone.
- § 3.70-20 Activities Far East Marine Inspection Zone.
- § 3.85-1 USCG Arctic District.
- § 3.85-10 Sector: Southeast Alaska Marine Inspection Zone and Captain of the Port Zones.
- § 3.85-15 Sector Anchorage: Western Alaska Marine Inspection Zone and Captain of the Port Zones; Marine Safety Unit Valdez: Prince William Sound Marine Inspection and Captain of the Port Zones.