Hours Of Operations Green Mountain Energy Texas Mcallen Green Mountain Energy Hours of Operation and Locations in Mcallen, TX 4.9 - 20 votes 1 Locations in Mcallen www.greenmountain.com Green Mountain Energy Hours Category: Home & Garden Green Mountain Energy - McAllen, TX 78501 1620 N Mccoll Rd(956) 630-2257 View Store Details Explore McallenView More Apparel Sam's ClubMarshallsRoss Dress for LessDd's DISCOUNTSBurlington Coat Factory Sports TargetSports AuthoritySheplersSkechersLady Foot Locker Jewelry Sam's ClubMarshallsHobby LobbyBurlington Coat FactoryZales Recommend For You Green Mountain Power Henry B Ball Jewelers Heritage Propane High Plains Power Home Sense Idaho Urgent Care Indianapolis Power & Light Company Jax Mercantile Lee County Electric Co-Op Matheson Tri-Gas