Call Now, Inc., through its subsidiary, Retama Entertainment Group, Inc., operates and manages Retama Park racetrack. Retama Park racetrack is a horseracing facility located in Selma, Texas. It involves in various activities, such as the presentation of live horse racing meets; daily simulcasting of other racetracks; and the operation of food and beverage outlets that include a Turf and Field Club, fine dining, a sports bar, and concession stands. Call Now Inc. was formerly known as Phone One International, Inc. and changed its name to Call Now, Inc. in December 1994.