State code of Sikkim state is 11. GST number in Sikkim state starts with 11. If you see any number starting with 11 that means this GST number belongs to Sikkim state.
You can search details of a GST number in Sikkim with name, pan or GST number of person. To check details of GST number type name, pan or GST number of person in above search box along with state name. For example type "Reliance Sikkim" to search GST number of Reliance company in Sikkim state.
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