At the Liberty Mutual office in Middlebury, trained local agents can help you find the coverage you need, and the discounts you deserve. Our Middlebury office is located on Rte. 63 South, next door to Maple's Restaurant and in the same complex as the Waterbury, CT Teacher's Federal Credit Union. Since 1989 our office has proudly served Naugatuck, Waterbury, Middlebury, Woodbury and Southbury.