Allegheny County Elections Department posted the official list of polling locations for the 2020 primary election.
You can find the official list in PDF Form here.
More information about the primary election in Allegheny County can be found at the elections bureau website here: https://www.alleghenycounty.us/elections/june-2-primary-election-information.aspx.
You sign up to get alerts about changes in elections information and polling locations using the county elections board alert system here: https://member.everbridge.net/453003085611110/login.
Polling locations and sample ballots can also be found on the county website using your address information here: https://apps.alleghenycounty.us/website/ElectPoll2020.aspx.