Changing Text List to a Comma Separated List

Here's a great tool to change a text list to a comma-separated values list:

https://convert.town/column-to-comma-separated-list

For example, changing a list of cities to a paragraph with commas separating each city:

Adams County

Arapahoe County

Arvada

Aurora

Boulder

Brighton

Broomfield

Castle Rock

Castle Pines

Centennial

Colorado Springs

Commerce City

Denver

Douglas County

Elizabeth

Englewood

Erie

Fort Collins

Franktown

Golden

Greeley

Greenwood Village

Highlands Ranch

Jefferson County

Ken Caryl

Lafayette

Lakewood

Larkspur

Littleton

Lone Tree

Longmont

Louisville

Loveland

Northglenn

Parker

Pueblo

Sedalia

Superior

Thornton