Key facts
Code summary
Code 639
Official title Other information service activities
Version PSIC 2019
Source layer PSA / BSP
Ic
PSIC 2019 Navigation-first hub Group 639 - Other information service activities
PSIC Group 639 covers Other information service activities. Direct children below it include News agency activities and Other information service activities, n.e.c.. It clusters closely related activities and helps...
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About this level
Practical summary
Group 639 sits in the PSIC 2019 hierarchy under J Information and Communication > 63 Information Service Activities. This group usually narrows the choice to a small family of classes such as News agency activities and Other information service activities, n.e.c.. It is useful when two or three neighboring activities look similar but should not be collapsed into one code.
Administrative context
Where this code is used
This group is used when reviewers compare a short list of classes such as News agency activities and Other information service activities, n.e.c. and need to decide which family is the closest fit. It is common in internal classification review and administrative lookup work.
Selection note
How to choose it
Use this group when the activity sits between similar classes such as News agency activities and Other information service activities, n.e.c.. The safest choice is the one whose wording matches the actual production, service or operating model most closely.
Official note
Source-backed description
This group includes the activities of news agencies, libraries and archives and all other remaining information service activities., such as telephone based information services, information search services on a contract or fee basis, news clipping services, press clipping services, etc.
FAQ
What does PSIC Group 639 cover?
PSIC Group 639 clusters a smaller family of classes under Other information service activities and is useful when the business sits between closely related options.
How do I compare Group 639 with sibling groups?
Look at the parent class and the nearby sibling groups. On this page, the most relevant nearby options are 631 Data processing, hosting and related activities; web portals.
Why is Group 639 useful for classification?
It sits at the point where a broad sector is already narrowed enough to compare a small family of similar classes before the final code choice.