Hello there, bthusby.
How excellent that you now have the added security of two-step verification in Norway. The following Knowledge Base articles provide some great getting started steps and answers to frequently asked questions about it:
Apple ID: About two-step verification and SMS
http://support.apple.com/kb/HT5593
To get started:
Add or remove an SMS-capable number from your account:
- Go to My Apple ID.
- Select Manage your Apple ID and sign in.
- Select Password and Security.
- In the Trusted Devices section, select Manage.
- To add a number, select Add an SMS-capable phone number.
- To remove a number, select Remove next to the verified phone number associated with your Apple ID.
Additionally the Frequently Asked Questions article provides a great overview of the feature as well:
Frequently asked questions about two-step verification for Apple ID
http://support.apple.com/kb/ht5570
Thanks for reaching out to Apple Support Communities.
Cheers,
Pedro.