The lexicon of the top500 ( The Encyclopedia for Classification Codes ) explains the codes and definitions in the world of economical classifications.
CPC Code 62 Retail trade services
The CPC Code 62 is described as
Retail trade services
It belongs to the code group
CPC Code 6 Distributive trade services; lodging; food and beverage serving services; transport services; and utilities distribution services
To this Code "62" belongs the sub codes
CPC Code 621: Non-specialized store retail trade services
CPC Code 622: Specialized store retail trade services