From Admin – Appearance – Widgets you can populate the footer 4 column widgets that are included in the default theme set-up. To add content to each column use drag and drop.

List of Cities is created with Text Widget – list style HTML and Font Awesome icons shortcode. This is a demo sample:

<ul>
<li>[font_awesome icon=’fa fa-map-marker’ size=’15px’]   <a href=”http://wpresidence.net/area/bayonne/”>Bayonne, New Jersey</a></li>
<li>[font_awesome icon=’fa fa-map-marker’ size=’15px’]   <a href=”http://wpresidence.net/area/greenville/”>Greenville, New Jersey</a></li>
<li>[font_awesome icon=’fa fa-map-marker’ size=’15px’]   <a href=”http://wpresidence.net/area/the-heights/”>The Heights, New Jersey</a></li>
<li>[font_awesome icon=’fa fa-map-marker’ size=’15px’]   <a href=”http://wpresidence.net/area/west-side/”>West Side, New York</a></li>
<li>[font_awesome icon=’fa fa-map-marker’ size=’15px’]   <a href=”http://wpresidence.net/area/upper-east-side/”>Upper East Side, New York</a></li>
<li>[font_awesome icon=’fa fa-map-marker’ size=’15px’]   <a href=”http://wpresidence.net/area/west-side/”>West Side, New York</a></li>
<li>[font_awesome icon=’fa fa-map-marker’ size=’15px’]   <a href=”http://wpresidence.net/area/upper-east-side/”>Upper East Side, New York</a></li>
<li>[font_awesome icon=’fa fa-map-marker’ size=’15px’]   <a href=”http://wpresidence.net/area/upper-east-side/”>Upper East Side, New York</a></li>
</ul>

footer widget list

If  you wish to create a list automatically, you can use a free plugin called List Custom Taxonomy Widget – https://wordpress.org/plugins/list-custom-taxonomy-widget/