Description of the issue: in some cases, there is a need to check status or other information of a large amount of SIM cards and checking one-by-one is not a reasonable method.

Recommended tools:

Steps:

1. Collect a list of phone numbers (MSISDN) and paste it into Notepad++. Add "MSISDN" at the top and "END" at the end of the list. Save the file as TXT:

2. Login to Telia self-service portal and select "Subscription inventory":

3. Select "Actions>Search with a batch file..."

4. Upload the prepared TXT file and then click "Search":

5. You will see the list of SIM cards:

6. In case you need to do actions in bulk (change state, subscription profile, etc.) or export a report with data, select "Actions":