Kirwan Heights, Rennerdale, Cubbage Hill, Ewingsville, Fort Pitt, Nevillewood, Presto, Walker's Mill.

Collier is served by five ZIP codes: 15106 (Carnegie), 15071 (Oakdale), 15142 (Presto), 15017 (Bridgeville), and 15205 (Pittsburgh).

James Ewing was born in Cecil County, Maryland, about 1730, emigrated to the west in 1770, and built a gristmill on Robinson's run.

The Scotch-Irish brothers emigrated to the west in 1772, and purchased two thousand acres (8 km2) from John Henry.

Gabriel located near Hays crossing, on the Pan Handle railroad, and Isaac at Walker's Mills.

Collier Township's public education is provided by the Chartiers Valley School District.

The Chartiers Valley School District also serves the municipalities of Bridgeville, Scott and Heidelberg.

[17] Chartiers Valley High School is physically located in Collier Township,[18] although its address is Bridgeville.

[20] On its way to representing the state, Collier Township did not lose a game while defeating McKeesport, Moon, North Allegheny,[21] Bullskin, Sharon, Latrobe,[22] Southern Columbia, Hershey and Morrisville (twice).

In the World Series game, also held at Livermore, California, Collier Township lost to Osaka, Japan (1–10).