In this article:

🔍 Before You Begin 

What you will need: 

1. The full 10-digit phone number
2. Internet access
3. Your preferred carrier name (recommended)

What are Rate Centers used for? 

A rate center is a geographic area tied to a phone number:

• local calling region
• billing region
• portability eligibility

➡️ See Rate Center Overview 📖 for full details

📋 Steps 

Rate Center Look-Up

1	Identify the full 10-digit number
2	Open the Rate Center Lookup Tool
3	Input the full phone number into the lookup tool	The tool may display: rate center city/state assignment wireline or wireless classification carrier information
4	Review the results	Pay close attention to: the assigned rate center whether the number is wireless or wireline whether the rate center is rural or localized These details may affect portability.
5	Confirm support with your carrier	Contact your preferred carrier and provide the full phone number to confirm they support that specific rate center. Even major carriers may not support every rate center.

✅ What's Next

Now that you know the rate center for your number, you can:

• Verify portability with your preferred carrier
• Begin the porting process
• Select a compatible provider if needed