Bob, yes. For a great source of LTC/CCW reciprocity list, go to the USCCA website. It all depends on any reciprocity agreements between the AGs. Here's a link...
https://www.usconcealedcarry.com/res...ciprocity_map/
If you are a resident of the Peoples Republics of NY, NJ, MD and have a CCW/LTC permit, you can apply for a PA LTC, otherwise there is no reciprocity.