This page is written as a practical comparison guide rather than a live offer page. Use it to understand the decision, then confirm current details directly with the provider or official source.
Do not cancel before porting
If you want to keep your number, do not cancel the old service first. Start the port with the new provider.
Watch account security
Phone numbers are used for verification on many accounts. Make sure you still control banking, email and important services.
Check device balance
Financed devices can leave a balance when switching.
Do not cancel before porting
If you want to keep your number, do not cancel the old service first. Start the port with the new provider.
Watch account security
Phone numbers are used for verification on many accounts. Make sure you still control banking, email and important services.
Check device balance
Financed devices can leave a balance when switching.
Comparison table
| Topic | Why it matters | What to check |
|---|---|---|
| Before | Check device balance | Avoid surprise |
| Before | Get account number | Needed for port |
| Order | Choose SIM/eSIM | Activation |
| After | Check final bill | Catch errors |
Checklist
- Check phone compatibility.
- Check device balance.
- Keep old service active during number transfer.
- Save account number and PIN.
- Test calls, texts and data.
- Update MFA if needed.
Official sources worth checking
Use current official sources before relying on consumer-rights, security, contract, or reporting details.
FAQ
Should I cancel old mobile service first?
No, not if you want to keep the number. Follow the porting process.
What can delay switching?
Wrong account number, unsupported device, eSIM issues or unpaid device balance.
Why does MFA matter?
Many accounts use the phone number for verification.