New England town the Massachusetts Constitution requires a town to have a population of at least 10,000 people before it can switch its government from a town meeting form to a city form. Nevertheless, even without a hard and fast population limit for city status, the practical threshold to become a city seems to be higher in the three southern New England states than in the three northern New England states. In Massachusetts, Connecticut and Rhode Island, almost every city has at least 10,000 people, and all but a few have at least 20,000. In Maine, New Hampshire and Vermont, however, there are
Transportation in New England commuter rail service throughout eastern Massachusetts and parts of Rhode Island. The New York City Metropolitan Transportation Authority's Metro-North Railroad provides commuter rail service in southwestern Connecticut, while the Connecticut Department of Transportation operates the Shore Line East commuter rail service along the Connecticut coastline east of New Haven. Amtrak provides interstate rail service throughout New England. Boston is the northern terminus of the Northeast Corridor line. The "Vermonter" connects Vermont to Massachusetts and Connecticut, while the "Downeaster" links Maine to Boston. The largest and busiest airport in New England is Logan International Airport in Boston, which has many daily