You can display your contact details on the contact page. Contact details are the most important part of the website. Your visitor can find easily your location and contact details. You can add details using Theme Appearance Customize. Now I will tell you that how to add contact page like address and contact info. Do Follow these steps.
1. How to Change Contact Page Details?
Go to => WP-Menu => Appearance => Customize => Contact page => Contact Page Settings
Here you can add contact details like address, contact number, fax, email and business hours details. Now, I will explain you how to change the details of contact page. Refer attach screen shot.