Mifflinburg is a borough in Union County, Pennsylvania, United States.
Keystone Advertising Specialties provides quality promotional and advertising products to businesses and organizations in Mifflinburg, PA. From promotional items to clothing and awards, vehicle wraps and signage to web stores, , placemats, and printing stationary - Keystone Advertising Specialties does it all.
Quality service is a high priority for Keystone Advertising Specialties. We will deliver great products to meet your budget. Our friendly and efficient staff are glad to help you find what you need to reach your goals today!