This guide outlines the supported number types, required documents, hosting rules, and porting timelines for Spanish numbers.
Initial Overview
1. Supported Number Types
Number Type | Prefix / Format |
Geographic (local) numbers | +348, +349 |
Non-geographic numbers | +34901, +34902 |
Toll-Free numbers | +34900, +34800 |
⚠️ Mobile numbers (+34 6xx) are not portable.
2. Submit Your Request
Request porting directly in the CloudTalk Dashboard: open Numbers > Port existing number and follow the guided steps. All supported number types for this country use the same flow, and you can track your request anytime under Numbers > Porting requests.
Looking to port numbers from other countries? See Global Porting Coverage.
3. Letter of Authorization
Where an LOA is required, the correct template for this country downloads inside the Documents step of your porting request: download it, sign it, and upload it right there. You no longer need a separate template from this guide.
(Other document requirements listed below.)
4. Timelines & Pricing
Number Type | Estimated Duration | One-Time Porting Fee |
Local | 12–14 business days | €30.00 per request + €5.00 per number |
National | 12–14 business days | €30.00 per request + €8.00 per number |
Toll-Free | 12–14 business days | €30.00 per request + €8.00 per number |
⚠️ Timelines may vary if submitted details do not match your current provider’s records.
Required Documents for Number Porting
The correct LOA template downloads inside the Documents step of your porting request.
✅ Local Numbers
Signed LOA (must include CIF/NIF)
Recent invoice (dated within the last 30 days, showing number and end user details)
CIF/NIF (Spanish Tax ID) must match the legal entity on the invoice and LOA
Hosting requirement: Address must be within the same area code as the number
✅ National & Toll-Free Numbers
Signed LOA
Recent invoice (dated within the last 30 days, showing number and end user details)
Porting Process Overview
Submit Your Porting Request
Submit your request in the CloudTalk Dashboard under Numbers > Port existing number.
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 | How to Fix |
Missing or incorrect CIF/NIF | Ensure the company’s CIF or individual’s NIF is valid and matches official legal records |
LOA not signed or incomplete | Fill out all fields and make sure the LOA is digitally signed by the correct person |
LOA signed by unauthorized person | Only the legal account holder or an authorized representative should sign the LOA |
Account details don’t match provider records | Double-check name, address, and number(s) against your current provider’s records |
Invoice is older than 30 days | Provide a recent invoice dated within the last 30 days |
Invoice doesn’t show the number(s) | Use a billing document that clearly lists the number(s) you want to port |
Number is inactive or suspended | The number must remain active throughout the porting process |
Outstanding balance with current provider | Settle any unpaid bills with your provider before submitting your port request |
Address mismatch | The address on the LOA must match the address your provider has on file |
Number belongs to a non-portable range/block | Some number blocks can’t be split -confirm with your provider before submitting the request |
Porting blocked due to provider restrictions | Some providers restrict porting due to contract terms or internal policies - confirm before starting |
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
SMS Functionality
SMS is not supported on Spanish local, national, or toll-free numbers at this time.
Need Help?
Check out our detailed porting articles:
Questions about a request you've already submitted? Open it under Numbers > Porting requests and click Open conversation. Our Porting Team is here to guide you every step of the way.