NOTOC There is more than one place called Lancaster. Canada Lancaster (Ontario) - a small village near Cornwall (Ontario) on the Ontario-Québec border United Kingdom Lancaster (England) - A city in Lancashire, the namesake for every other Lancaster. United States of America Lancaster (California) - A city in the Antelope Valley region of the state of California. Lancaster (Massachusetts) - A town in the state of Massachusetts. Lancaster (New Hampshire) - A town in the state of New Hampshire. Lancaster (New York) - A town in the state of New York. Lancaster (Ohio) - A city in Fairfield County in the state of Ohio. Lancaster (Pennsylvania) - A city in the state of Pennsylvania. Lancaster (Texas) - A city in the Dallas-Fort Worth Metroplex in Texas