Publishing activities Standard Industrial Classification (SIC) codes of UK-based importers and exporters 58110 - Book publishing (14922) 58120 - Publishing of directories and mailing lists (1014) 58130 - Publishing of newspapers (1435) 58141 - Publishing of learned journals (1311) 58142 - Publishing of consumer and business journals and periodicals (4188) 58190 - Other publishing activities (21997) 58210 - Publishing of computer games (6720) 58290 - Other software publishing (23002)