Magento: How to display customer's phone number on customer information field

Question

I’m trying to have the customer’s phone number show under the customer account information section. I know the phone number belongs to the customer address section but I’m t

Answer 1

This answer should go to @Alex, but just for the sake of completion, I'm posting this as an answer:

Use:

$this->getCustomer()->getPrimaryBillingAddress()->getTelephone()