Publishing activities Standard Industrial Classification (SIC) codes of UK-based importers and exporters 58110 - Book publishing (15173) 58120 - Publishing of directories and mailing lists (1030) 58130 - Publishing of newspapers (1454) 58141 - Publishing of learned journals (1329) 58142 - Publishing of consumer and business journals and periodicals (4236) 58190 - Other publishing activities (22270) 58210 - Publishing of computer games (6894) 58290 - Other software publishing (24156)