Hours Of Operations Columbia Gas of Maryland Pennsylvania Canonsburg 15317 Columbia Gas of Maryland Hours of Operation and Location in Canonsburg, PA 15317 4.2 - 53 votes 501 Technology Dr, Canonsburg, PA 15317 (724) 416-6300 Get Directions Columbia Gas of Maryland Hours Category: Home & Garden Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore CanonsburgView More Apparel TJ MaxxCarter'sRainbowJusticeCoach Sports VansColemanHockey ShopLife StyleAll Sports Recommend For You EQT Corporation A Nails A Number 1 Locksmith A Salon A & A Locksmith A & K Railroad Materials Incorporated PC Clinic Solutions Incorporated Stein & Stein Incorporated AAA Emergency