Hollym is a village in East Riding of Yorkshire, England.
It is situated within the HU19 postcode district, which is within the Withernsea post town.
HU19 is the only postcode district within the Withernsea post town.
The Withernsea post town is within the Hull postcode area.
Administrative Ward: South East Holderness
Administrative District: East Riding of Yorkshire
Country: England
UK Parliament: Beverley and Holderness
NHS Local Health Authority: Yorkshire and the Humber
NHS Region: North, Midlands and the East