From Ancestry.com Wiki
Wrentham is a town in Massachusetts. It was formed in 1673 and was previously called Wollonopaug. It can be found in Norfolk county. For more information, contact the county at 100 Stonewall Blvd., Wrentham 02093. On the attached map, Wrentham is shown as 14 in Norfolk county.
For information about the state of Massachusetts see Massachusetts Family History Research.