This guide outlines the supported number types, required documents, hosting rules, and porting timelines for Norwegian numbers.
Initial Overview
1. Supported Number Types
Number Type | Format Example |
Geographic (Local) | e.g., +47 21, +47 23 |
National | e.g., 85 xxx xxx |
Toll-Free | e.g., 800 xxx xx |
⚠️ Mobile numbers (+47 4xx or +47 9xx) are not portable to VoIP operators.
2. Submit Your Request
You can request number porting using the International Porting Form.
Looking to port numbers from other countries? See Global Porting Coverage.
3. Download LOA Template
You’ll need to submit a signed Letter of Authorization - LOA Template is added as a .zip at the end of this guide.
(Other document requirements listed below.)
4. Timelines & Pricing
Number Type | Estimated Duration | Price |
Local | ~17 business days | €30.00 per request, €5.00 per number |
National | ~17 business days | €30.00 per request, €5.00 per number |
Toll-Free | ~17 business days | €30.00 per request, €5.00 per number |
⚠️ Timelines may vary if submitted details do not match your current provider’s records.
Required Documents for Number Porting
✅ All Number Types (Local, National, Toll-Free)
Signed LOA (completed and signed by an authorized representative; details must match provider records)
Recent invoice (issued within the last 30 days; must show number(s) and account holder name)
Compliance Requirement for Hosting
Business registration certificate
Must be issued or updated within the last 12 months
Must show a valid address in Norway
Issued by the Brønnøysund Register Center (official government registry of legal entities in Norway)
Porting Process Overview
Submit Your Porting Request
Send your request to the CloudTalk Porting Team to begin the process.
Initial Review
Cloudtalk team'll verify number portability and confirm the next steps.
Documentation Collection
Complete and sign the LOA (Letter of Authorization), and provide a recent invoice from your current telecom provider.
Submission to Carrier
CloudTalk submits your request to our partner carrier, who then forwards it to your current provider.
Approval or Rejection
If approved, Cloudtalk team will confirm the porting date (typically 2–4 business days in advance).
If rejected, Cloudtalk team will share the reason and guide you on how to correct and resubmit the request.
Common Rejection Reasons
Issue | Explanation | How to Fix |
Missing Registration | Business registration not submitted or expired | Submit updated certificate from Brønnøysund Register Center |
Mismatched Info | Invoice or LOA details do not match provider records | Confirm your data with provider before submitting LOA |
Inactive Number | Number has been deactivated or is no longer valid | Ask your provider to reactivate the number |
Outdated Invoice | Invoice older than 30 days | Submit a recent billing document with matching number details |
Number is part of a Range | This number is part of a block of numbers and can't be ported out individually | Ask your current provider if the number can be split into individual numbers so it can be ported away |
On Porting Day
The number will be activated in CloudTalk
Your previous provider will release and deactivate the number
You’ll begin receiving inbound calls through CloudTalk
CloudTalk billing begins the same day
Need Help?
For further assistance, please refer to:
Porting Pricing and Coverage - all countries where we offer porting
Country Specific Porting Guides - for our most requested countries
Have more porting questions? Contact our Porting team. We're always happy to help!