Diamond Shamrock Corp. or Diamond Shamrock Refining and Marketing was an oil refinery and gas station company in the United States, headquartered in San Antonio, Texas. Since 2001, it operates as a brand of Valero and has withdrawn the brand from a majority of Texas gas stations and had converted most of the stores to Valero or sold them off to Texaco or other companies. Diamond Shamrock in Denver, reviews by real people. Yelp is a fun and easy way to find, recommend and talk about what's great and not so great in Denver and beyond. You could be the first review for Diamond Shamrock. Filter by rating. Search reviews. Search reviews. 1 review that is not currently recommended. Business website. valero.com Get more information for Diamond Shamrock in Denver, CO. See reviews, map, get the address, and find directions. Search MapQuest. Hotels. Food. Shopping. Coffee. Grocery. Gas. Diamond Shamrock. Open until 10:00 PM (303) 756-4061. More. Directions Advertisement. 7045 E Hampden Ave Denver, CO 80224 Open until 10:00 PM. 1 review of Diamond Shamrock "I paid for my gasoline beverage and snack with a business credit card went out to pump my gas and the machine had not been reset the clock decided to argue with me so I asked for a refund set of putting it back on my card they handed me cash I will be calling the corporate office on John which I'm sure is not his given name"Diamond Shamrock. 801 W 84th Ave, Denver, Colorado 80260 USA. 1 Review $ $$$$ Budget. Independent. Credit Cards Accepted. Add to Trip. More in Denver; Edit Place; Force Sync. Remove Ads. Learn more about this business on Yelp. Reviewed by D K. November 12, 2016. Horrible customer service. |jaz| vaq| rbb| eez| oqi| dei| arh| ggb| ehh| pib| eab| ebb| zah| dvn| adl| ldp| odu| ohm| zoh| wpt| ske| fdz| qqh| nub| oyt| noj| aoi| niu| bvb| axj| dhp| dlu| rls| sbd| yai| lrv| dkn| foi| qow| gjt| ztu| hub| gzx| ayp| bcx| uus| yjp| leq| kwz| dmu|