Post Office – Holmfirth, Brockholes – Opening Hours & Branch Details Post Office is easily accessible at 331 – 333 New Mill Road, approximately a 1.71 mile distance north from the centre of Holmfirth (a few minutes walk from Brockholes Station). The branch serves people mainly from the neighborhoods of Thongsbridge, Thurstonland, Honley, Deanhouse, Netherthong, Wooldale, Farnley Tyas and Brockholes. Working times are from 9:00 am – 5:30 pm today (Friday). This page will give you all the information you need on Post Office Holmfirth, Brockholes, including the business times, place of business info, telephone number and other info.