The Contact Information in the sidbars are simple Code Blocks. This allows content owners to change the contact information on all associated pages with one edit, instead of editing each individual page. In the left side of the editing window, scroll all the way to the bottom to find the Contact Info folder.
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Expand the Contact Info folder and find the content you need to update. Click on it to load the content into the editing window.
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Because these are what's called Content Blocks, you will need to edit them differently than you do a page. Click on the Form tab at the top of the editing window.
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Once on the Form tab, click the Check out button so you can make changes to the content.
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Click inside the Block text area to make edits. It will function similarly to other content editing areas.
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When you have completed you changes, click the green Save button.
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Click the Check in button when you are done editing the Code Block.
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When you have completely finished editing remember to
submit the page for publishing to the live server.
Content Blocks need to be submitted just like pages even though they are only parts of a page.