Why can not reply to still unlock code

I have a Nokia lumia 635.

I have completed the registration at Consumer Device Unlock Portal.

But, I still have not received an email about your unlock code.

Please check it again.

my e-mail : ****

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Thank You! Now Please Follow the Next Steps:

 Device Unlock Support  

Your request number is ****. Please keep this information for future reference.

Before we can process your request, you’ll need to follow these steps:
1. You’ll receive a confirmation email message shortly.
2. This email message will include a link. Please follow this link to confirm your unlock request within the next 24 hours, or it will be canceled.

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[Edited for privacy-please do not post personal or unique information such as but not limited to full names, employee ID numbers, email addresses, phone numbers, account numbers, etc.]