SIC code 6411 — National post activities — is a UK Standard Industrial Classification code. It falls under Section I (Transport, storage and communication) of the UK SIC 2007 classification system.
SIC code 6411 stands for "National post activities" under the UK Standard Industrial Classification (SIC 2007) system. It belongs to Section I — Transport, storage and communication. Companies use this code when registering with Companies House to indicate their primary business activity.
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Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. SIC classification follows the UK Standard Industrial Classification of Economic Activities 2007 (SIC 2007). Last updated: 2026-04-05.