Without a license, about all you can do is walk from your house to the store and return.
18 Pa.C.S. § 6106: Firearms not to be carried without a license
(a) Offense defined.--
(1) Except as provided in paragraph (2), any person who carries a firearm in any vehicle or any person who carries a firearm concealed on or about his person, except in his place of abode or fixed place of business, without a valid and lawfully issued license under this chapter commits a felony of the third degree.
(b) Exceptions.--The provisions of subsection (a) shall not apply to:
(8) Any person while carrying a firearm which is not loaded and is in a secure wrapper from the place of purchase to his home or place of business, or to a place of repair, sale or appraisal or back to his home or place of business, or in moving from one place of abode or business to another or from his home to a vacation or recreational home or dwelling or back, or to recover stolen property under section 6111.1(b)(4) (relating to Pennsylvania State Police), or to a place of instruction intended to teach the safe handling, use or maintenance of firearms or back or to a location to which the person has been directed to relinquish firearms under 23 Pa.C.S. § 6108 (relating to relief) or back upon return of the relinquished firearm or to a licensed dealer's place of business for relinquishment pursuant to 23 Pa.C.S § 6108.2 (relating to relinquishment for consignment sale, lawful transfer or safekeeping) or back upon return of the relinquished firearm or to a location for safekeeping pursuant to 23 Pa.C.S. § 6108.3 (relating to relinquishment to third party for safekeeping) or back upon return of the relinquished firearm.
(11) Any person while carrying a firearm in any vehicle, which person possesses a valid and lawfully issued license for that firearm which has been issued under the laws of the United States or any other state.
(13) Any person who is otherwise eligible to possess a firearm under this chapter and who is operating a motor vehicle which is registered in the person's name or the name of a spouse or parent and which contains a firearm for which a valid license has been issued pursuant to section 6109 to the spouse or parent owning the firearm.