Monday - Friday 8am-3pm
Saturday 8am-12pm

49 S. Poplar St.
Macungie, PA 18062
Fax (610) 966-9853


About Master Supply Line

Master Supply Line is a Janitorial, Restaurant, Food Service and Paper Supply Company offering quality products with exceptional customer service.  Our customers are residential consumers, commercial businesses, industries, restaurants, bakeries, contract cleaners, day cares, nursing homes, food trucks, non-profit organizations and so many more!  We are family owned and operated.  We have been in business for over 20 years.  We are a trusted member of our community.  Anyone can shop our retail store with no member fees.  For commercial customers we provide FREE delivery within a 30 mile radius.  For our residential customer we provide Senior Citizen and Military discounts.



As mandated by Pennsylvania Governor Tom Wolf 
All Customers who enter Master Supply Line’s retail store MUST WEAR A COVERING on their nose and mouth Such as a facemask, scarf, bandana, or other type of covering. You may NOT wear a Halloween mask or anything that completely covers your face. Our employees will be following this mandate by wearing facemasks. 
Thank you for your cooperation.

Currently, No Website Orders may be placed.
We are experiencing shortages on certain items and prices are not accurate. Please call our retail store at 610-966-9636 to check product availability and pricing or to place a phone order.

We are not shipping via UPS at this time. You must pick up all orders placed and paid for. We are offering curbside pick-up. Thank you for your continued patronage. Stay safe and God’s blessings.

Temporary New Store Hours: 
Monday - Friday 8am-3pm Saturday 8am-12pm