Spousal support and alimony pendente lite are payments made during the separation period before the divorce becomes final. An overview of how child and spousal support works in Philadelphia County, PA, how to file for support and how it is allocated.We can handle alimony or spousal support negotiations and all aspects of a divorce in Pennsylvania. Find out how alimony is calculated in Pennsylvania and what factors the court considers when deciding spousal support awards. To start a support action, go to your go to your local Domestic Relations Office (DRO). The DRO may ask you for details about your income and assets. You may file for divorce in Philadelphia County if you or your spouse lived in Pennsylvania for the 6 months immediately before the filing of the divorce. To request an alimony modification, a party must file a motion to modify or terminate alimony with their local county court clerk. Pennsylvania's laws have no formula for calculating spousal support. In Pennsylvania, spousal support is a monetary payment that may be ordered after parties have separated, but before their divorce is final.