(a) The District Office is in Boston, Massachusetts.

(b) The First Coast Guard District is comprised of: Maine; New Hampshire; Vermont; Massachusetts; Rhode Island; Connecticut; New York except that part north of latitude 42° N. and west of longitude 74°39′ W; that part of New Jersey north of 40°18′ N. latitude, east of 74°30.5′ W. longitude, and northeast of a line from 40°18′ N. 74°30.5′ W. north-northwesterly to the New York, New Jersey & Pennsylvania boundaries at Tristate; all U.S. Naval reservations on shore at Newfoundland; the ocean area encompassed by the Search and Rescue boundary between Canada and the United States easterly to longitude 63° W.; thence due south to latitude 41° N.; thence southwesterly along a line bearing 219°T to the point of intersection at 37° N. latitude, 67°13′ W. longitude with a line bearing 122°T from the New Jersey shoreline at 40°18′ N. latitude (just south of the Shrewsbury River); thence northwesterly along this line to the coast.

[CGFR 61-40, 26 FR 10344, Nov. 3, 1961, as amended by CGD 87-008, 52 FR 13084, Apr. 21, 1987; CGD 96-016, 61 FR 21958, May 13, 1996]

Sector Boston's office is located in Boston, MA. The boundaries of Sector Boston's Marine Inspection Zone and Captain of the Port Zone start at the boundary of the Massachusetts-New Hampshire coasts at latitude 42°52′20″ N, long 70°49′02″ W; thence proceeding east to the outermost extent of the EEZ at a point latitude 42°52′18″ N, longitude 67°43′53″ W; thence southeast along the outermost extent of the EEZ to a point at latitude 42°08′00″ N, longitude 67°08′17″ W; thence west to a point at latitude 42°08′00″ N, longitude 70°15′00″ W; thence southwest to the Massachusetts coast near Manomet Point at latitude 41°55′00″ N, longitude 70°33′00″ W; thence northwest to latitude 42°04′00″ N, longitude 71°06′00″ W; thence to the Massachusetts-Rhode Island boundary at a point latitude 42°01′08″ N, longitude 71°22′53″ W; thence west along the southern boundary of Massachusetts, except the waters of Congamond Lakes, to the Massachusetts-New York boundary at latitude 42°02′59″ N, longitude 73°29′49″ W; thence north along the Massachusetts-New York boundary to the Massachusetts-New York-Vermont boundaries at a point latitude 42°44′45″ N, longitude 73°15′54″ W; thence east along the entire extent of the northern Massachusetts boundary to the point of origin.

[USCG-2006-25556, 72 FR 36319, July 2, 2007]

Sector Northern New England's office is located in Portland, ME. The boundaries of Sector Northern New England's Marine Inspection Zone and Captain of the Port Zone start at the boundary of the Massachusetts-New Hampshire coast at latitude 42°52′20″ N, longitude 70°49′02″ W; thence proceeding east to the outermost extent of the EEZ at a point latitude 42°52′18″ N, longitude 67°43′53″ W; thence proceeding north along the outermost extent of the EEZ to the United States-Canadian boundary; thence west along the United States-Canadian boundary and along the outermost extent of the EEZ to a point at latitude 44°59′58″ N, longitude 74°39′00″ W; thence south to latitude 43°36′00″ N, longitude 74°39′00″ W; thence east through Whitehall, NY, to the New York-Vermont border at latitude 43°33′2.8″ N, longitude 73°15′01″ W; thence south along the Vermont boundary to the Massachusetts boundary at latitude 42°44′45″ N, longitude 73°15′54″ W; thence east along the entire extent of the northern Massachusetts boundary to the point of origin.

[USCG-2006-25556, 72 FR 36319, July 2, 2007]

Sector Southeastern New England's office is located in Wood's Hole, MA. The boundaries of Sector Southeastern New England's Marine Inspection Zone and Captain of the Port Zone start on the Massachusetts coast at Manomet Point at latitude 41°55′00″ N, longitude 70°33′00″ W; thence northeast to latitude 42°08′00″ N, longitude 70°15′00″ W; thence east to the outermost extent of the EEZ at latitude 42°08′00″ N, longitude 67°08′17″ W; thence south along the outermost extent of the EEZ to latitude 38°24′45″ N, longitude 67°41′26″ W; thence northwest to a point near Watch Hill Light, RI, at latitude 41°18′14″ N, longitude 71°51′30″ W; thence northeast to Westerly, RI, at latitude 41°21′00″ N, longitude 71°48′30″ W; thence north to latitude 41°25′00″ N, longitude 71°48′00″ W; thence north along the Connecticut-Rhode Island boundary, including the waters of Beach Pond, to the Massachusetts boundary; thence east along the Massachusetts-Rhode Island boundary to the northeastern most corner of Rhode Island; thence northeast to latitude 42°04′00″ N, longitude 71°06′00″ W; thence southeast to the point of origin.

[USCG-2006-25556, 72 FR 36319, July 2, 2007, as amended by USCG-2014-0410, 79 FR 38427, July 7, 2014]

Sector New York's office is located in New York City, NY. The boundaries of Sector New York's Marine Inspection Zone and Captain of the Port Zone start near the south shore of Long Island at latitude 40°35′24″ N, longitude 73°46′36″ W proceeding southeast to a point at latitude 38°28′00″ N, longitude 70°11′00″ W; thence northwest to a point near the New Jersey coast at latitude 40°18′00″ N, longitude 73°58′40″ W; thence west along latitude 40°18′00″ N to longitude 74°30′30″ W; thence northwest to the intersection of the New York-New Jersey-Pennsylvania boundaries near Tristate at latitude 41°21′27″ N, longitude 74°41′42″ W; thence northwest along the east bank of the Delaware River to latitude 42°00′00″ N, longitude 75°21′28″ W; thence east to longitude 74°39′00″ W; thence north to latitude 43°36′00″ N; thence east through Whitehall, NY, to the New York-Vermont border at latitude 43°33′03″ N, longitude 73°15′01″ W; thence south along the New York boundary to latitude 41°01′30″ N, longitude 73°40′00″ W; thence south to a point near the southern shore of Manursing Island at latitude 40°58′00″ N, longitude 73°40′00″ W; thence southeasterly to latitude 40°52′30″ N, longitude 73°37′12″ W; thence south to latitude 40°40′00″ N, longitude 73°40′00″ W; thence southwest to the point of origin.

[USCG-2006-25556, 72 FR 36319, July 2, 2007]

Sector Long Island Sound's office is located in New Haven, CT. The boundaries of Sector Long Island Sound's Marine Inspection Zone and Captain of the Port Zone start near the south shore of Long Island at latitude 40°35′24″ N, longitude 73°46′36″ W proceeding northeast to latitude 40°40′00″ N, longitude 73°40′00″ W; thence to latitude 40°52′30″ N, longitude 73°37′12″ W; thence northwest to a point near the southern shore of Manursing Island at latitude 40°58′00″ N, longitude 73°40′00″ W; thence north to the Connecticut-New York boundary at latitude 41°01′30″ N, longitude 73°40′00″ W; thence north along the western boundary of Connecticut to the Massachusetts-Connecticut boundary at latitude 42°02′59″ N, longitude 73°29′15″ W; thence east along the southern boundary of Massachusetts, including the waters of the Congamond Lakes, to the Rhode Island boundary at latitude 42°00′29″ N, longitude 71°47′57″ W; thence south along the Connecticut-Rhode Island boundary, excluding the waters of Beach Pond, to latitude 41°24′00″ N, longitude 71°48′00″ W; thence south to latitude 41°21′00″ N, longitude 71°48′30″ W near Westerly, RI; thence southwest to a point near Watch Hill Light, RI, at latitude 41°18′14″ N, longitude 71°51′30″ W; thence southeast to the outermost extent of the EEZ at a point latitude 38°24′45″ N, longitude 67°41′26″ W; thence southwest along the outermost extent of the EEZ to a point latitude 37°56′50″ N, longitude 69°18′15″ W; thence northwest to latitude 38°28′00″ N, longitude 70°11′00″ W; thence northwest to the point of origin.

[USCG-2006-25556, 72 FR 36319, July 2, 2007]