. Experience the best of New Mexico casino resorts at Inn of the Mountain Gods Resort & Casino. Explore the tribal casinos links page at NMGCB. New Mexico's premier mountain resort awaits! DISCOVER NORTHERN NEW MEXICO AT ITS BEST! The casino is open every day. Must be 21+. Browse our selection of 9 Casino hotels & resorts in Gallup, NM for the ultimate stay & play vacation. Make your casino vacation a sure bet with Expedia and. Discover resources and information about tribal gaming establishments in New Mexico. Sunday - Thursday: 8 AM - 2 AM | Friday. No Smoking Facility. New Mexico has 24 tribal casinos1 and five racetrack casinos. Tribal casinos may operate casino-style gaming, including slot machines and.