Ipswich is the administrative and county town of Suffolk and is one of the principal commercial and financial centres of East Anglia. The town lies approximately 70 miles north east of central London, 55 miles south east of Cambridge, 43 miles south of Norwich, and 18 miles north east of Colchester. Major roads in the area include the A12, which provides dual carriageway access to the A14, providing a principal link from the Port of Felixstowe (9 miles to the south east) to the East Midlands.