Hours Of Operations Master Lock Pennsylvania Darby 19023 Master Lock Hours of Operation and Location in Darby, PA 19023 4.3 - 150 votes 925 Summit St, Darby, PA 19023 (484) 540-9272 Get Directions Master Lock Hours Category: Home & Garden Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore DarbyView More Apparel CarharttBeallsRainbowDebDr Jay's Sports Vans Jewelry Bealls Recommend For You El Toro Market A Locksmith Service JEA A & A Locksmith A 24 7 Emergency Locksmith A & P Food Store Tejada Grocery Wawa Food Markets Us Nails Mattress Discounters