Part 3 — Coast Guard Areas, Districts, Sectors, Marine Inspection Zones, and Captain of the Port Zones
- Subpt. 3.01 General Provisions §§3.01-1 to 3.01-5
- Subpt. 3.04 Coast Guard Areas §§3.04-1 to 3.04-3
- Subpt. 3.05 USCG Northeast District §§3.05-1 to 3.05-35
- Subpt. 3.25 USCG East District §§3.25-1 to 3.25-20
- Subpt. 3.35 USCG Southeast District §§3.35-1 to 3.35-40
- Subpt. 3.40 USCG Heartland District §§3.40-1 to 3.40-65
- Subpt. 3.45 USCG Great Lakes District §§3.45-1 to 3.45-45
- Subpt. 3.55 USCG Southwest District §§3.55-1 to 3.55-25
- Subpt. 3.65 USCG Northwest District §§3.65-1 to 3.65-15
- Subpt. 3.70 USCG Oceania District §§3.70-1 to 3.70-20
- Subpt. 3.85 USCG Arctic District §§3.85-1 to 3.85-15