Post Office – Penzance, Holly Terrace – Opening Hours & Branch Details Post Office occupies a location at 9 Holly Terrace, 1.00 miles north-west from the centre of Penzance (near Parc Letta). This branch serves patrons from the districts of Newlyn, Madron, Treneere, Penzance Town Centre, Gulval, Wherrytown, Garden of Rosevale and Heamoor. Drop by today (Friday) from 7:00 am to 9:00 pm. This page includes information for Post Office Penzance, Holly Terrace, including the opening times, location details and direct number.