Berkshire County in Massachusetts is bordered by Franklin County to the north, Hampshire County to the northeast, Hampden County to the east, Litchfield County in Connecticut to the south, and Bennington County in Vermont to the west.
Buckinghamshire, Hertfordshire, Essex, Kent, Surrey, and Berkshire border Greater London.
The counties that border Roscommon in Ireland are Galway, Mayo, Longford, and Westmeath.
Thirteen counties in New Jersey border the eastern side of the state.
The two English counties that border Scotland are Northumberland and Cumbria.
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WiltshireHampshireSurreyLondonBuckinghamshireOxfordshire
Buckinghamshire, Hertfordshire, Essex, Kent, Surrey, and Berkshire border Greater London.
The counties surrounding Oxfordshire are (clockwise from one o'clock): Northamptonshire, Buckinghamshire, Berkshire, Wiltshire, Gloucestershire, and Warwickshire.
Wiltshire shares borders with Gloucestershire, Oxfordshire, Berkshire, Hampshire, Dorset and Somerset.
Gloucestershire does not have a border with Berkshire
London is bordered by Kent, Surrey, Middlesex, and Essex. Other Home Counties are Berkshire, Buckinghamshire, Hertfordshire, East Sussex and West Sussex, but these counties do not directly border London - there are one or more of the above 4 (Kent, Surrey, Middlesex or Essex) in between. Middlesex hasn't existed as a county for several years having been absorbed into Greater London. The counties that surround London are Kent, Surrey, Berkshire, Buckinghamshire, Hertfordshire and Essex.
The counties surrounding Oxfordshire are (clockwise from one o'clock): Northamptonshire, Buckinghamshire, Berkshire, Wiltshire, Gloucestershire, and Warwickshire.
Kent, Surrey, Berkshire, Hertfordshire, Essex.
Border Counties Railway ended in 1860.
Border Counties Railway was created in 1862.
Limerick and Cork are the counties that border county Kerry.
London's main airport - Heathrow - although not actually IN Berkshire, is right on its border.