How many cities are there in Rhode Island? There are a total of 70 towns and cities in the state of Rhode Island. Top 10 biggest cities by population are Providence, Warwick, Cranston, Pawtucket, East Providence, Woonsocket, Coventry, Cumberland, North Providence, and South Kingstown while ten oldest cities are Portsmouth, Exeter, Westerly, New Shoreham, North Kingstown, East Greenwich, Jamestown, South Kingstown, Smithfield, and Scituate.