Emir-says codednation Logon to your Wp Dashboard, then select Pages »» Add New .. A page will open after you click Add New
The in the first Box
Enter the Title of the page E.g Contact Us
Then scrol to the big box under, write the page content then Click Publish
Note: All theme have there ways of listing pages.. Some lists it at the header while some at the bottom..
I don't know the theme you're using but once a page is created, it will always be visible on the main site.