Publications The Map shop at Colby House, Belfast, is open for business from 9.15 am to 4.30pm on Monday to Friday, inclusive, except for public holidays.
All current publications are available over the counter.
Small-scale maps, including street maps, are also available from many booksellers, newsagents and petrol stations. OSNI publications may be ordered by post from the Director, Colby House, Stranmillis Court, Belfast, BT9 5BJ, and from Ordnance Survey Regional Offices in Coleraine, Armagh and Omagh . Cheques and postal orders should be made payable to Department of the Environment - General Account. The correct method of identifying particular Irish Grid or County Series large-scale maps is outlined on the appropriate index. For the convenience of customers in the North West, OSNI have appointed sales Agent in Londonderry.