Here is the info via a Yankees press release:
Tickets for individual Yankees games at Yankee Stadium will first be made available to the public through a MasterCard pre-on-sale online at yankees.com and yankeesbeisbol.com, and via Ticketmaster phone from March 22 at 10:00 a.m. until March 25 at 10:00 p.m. During the MasterCard pre-on-sale, fans can purchase tickets using their MasterCard card. For more information, please visit www.yankees.com/priceless.
For those using other accepted methods of payment, the general public on-sale will begin on Tuesday, March 27 at 10:00 a.m. at yankees.com and yankeesbeisbol.com, and via Ticketmaster phone only at (877) 469-9849 and Ticketmaster TTY at (800) 943-4327.
Beginning Monday, April 2, tickets may be purchased at the Yankee Stadium Ticket Office, all area Ticketmaster outlets and all Yankees Clubhouse Shops.
As in past years, the Yankees will make available individual-game ticket value programs, including the Half-Price Game Ticket Special, which allows fans to purchase tickets for select games during the 2012 season in select areas of the Terrace Level, Grandstand Level or Bleachers for 50 percent off the advance ticket price. Tickets for Half-Price Games may be purchased in advance or on the day of the game.
For a complete list of ticket specials, including game dates, seating locations, and terms and conditions, fans should visit www.yankees.com/ticketspecials. Fans with questions may call 212-YANKEES (212-926-5337) or e-mail firstname.lastname@example.org. Please note that all ticket specials are subject to availability. All individual-game ticket value programs exclude all Premium Games*.
E-Saver Games – Fans can register at www.yankees.com/esaver to receive e-mail ticket offers for E-Saver Games available only to Yankees e-mail subscribers.
$5 Games – For select home games during the 2012 season, fans can purchase tickets in select areas of the Terrace Level, Grandstand Level or Bleachers for $5. Tickets for $5 Games may be purchased in advance or on the day of the game.
Tuesday Night Games Ticket Special – For each Tuesday night home game at Yankee Stadium, fans can take advantage of specially discounted tickets in select areas of the Grandstand Level. Tickets for Tuesday Night Games may be purchased in advance or on the day of the game.
Family Games – For designated Monday through Thursday games, families can receive 25 percent off the advance ticket price in select areas of the Grandstand Level. Tickets may be purchased in advance or on the day of the game.
Senior Citizen Games – Senior Citizens (60 and older) can purchase $5 tickets in designated seating locations for select Monday through Thursday home games. Tickets may be purchased ONLY on the day of the game, beginning two hours before the scheduled start time of the game, at Yankee Stadium Ticket Windows, adjacent to Gate 4, and are subject to availability. All tickets are sold on a first-come, first-served basis. A valid proof of age must be presented at the time of purchase.
Student Games – For select home games during the 2012 season, students who present their valid high school or college ID cards when purchasing tickets can receive one half-price ticket in designated seating locations. Tickets may be purchased ONLY on the day of the game at Yankee Stadium Ticket Windows, adjacent to Gate 4.
Youth Games – All fans 14 and younger, when accompanied by an adult (18 and older), are eligible for half-price tickets in designated seating locations for Saturday home games. Tickets may be purchased ONLY on the day of the game at Yankee Stadium Ticket Windows, adjacent to Gate 4.
Military Personnel Ticket Special – Active military members can present their military identification card at designated Yankee Stadium Ticket Windows before select Monday through Thursday home games and receive one complimentary ticket in select areas of the Grandstand Level or Bleachers, or purchase one half-price ticket in other available non-premium seat locations at Yankee Stadium. Tickets may be purchased ONLY on the day of the game, beginning two hours before the scheduled start time of the game at Yankee Stadium Ticket Windows, adjacent to Gate 4.
*The term “Premium Games” is defined for the 2012 season as the Opening Day game, the Old-Timers’ Day game and all home games played against the Boston Red Sox and New York Mets.
Yankees season ticket plans are now available on both a full-season and partial-season basis. For complete season-ticket information, please visit yankees.com or yankeesbeisbol.com, contact the Season Ticket Sales and Service Department via e-mail at email@example.com , or call 212-YANKEES (212-926-5337). Plans start at $90.
INDIVIDUAL GAME SUITES:
Yankee Stadium Individual Game Suites offer the ideal venue to host your next corporate or social group outing. Available on a per-game basis or in 10-game or three-game “Pick-It” plans, they provide all the benefits and comforts of the Suite experience. Suite capacities range from 12 to 74 guests, and can be expanded to accommodate groups of up to 382 people. For more information, please contact Yankees Premium by phone at (718) 508-3955 or via e-mail at firstname.lastname@example.org.
Groups of 20 or more are eligible to take advantage of a variety of group ticket discounts. For complete group ticket information, please visit yankees.com or yankeesbeisbol.com, contact the Group Sales Department via e-mail at email@example.com, or call 212-YANKEES (212-926-5337).
TIME, OPPONENT, DATE AND TEAM ROSTERS AND LINEUPS,
INCLUDING THE YANKEES’ ROSTER AND LINEUP, ARE SUBJECT TO CHANGE.
NOTICE: All persons specifically consent to and are subject to metal detector and physical pat-down inspections prior to entry. Any person or property that could affect the safety of Yankee Stadium occupants/property shall be denied entry.
WARNING: During all batting practices, fielding practices, warm-ups and the course of the game and postseason game experience, hard hit baseballs and bats and fragments thereof may be thrown or hit into the stands, concourses and concession areas. For the safety of every Guest, all Guests must stay alert and be aware of their surroundings at all times while visiting Yankee Stadium. Accordingly, guests who are concerned with their seat location by reason of the foregoing at any time during the game and/or postseason game experience should contact any Guest Relations representative for an alternate location.
NOTICE: The Yankees reserve the right, with or without refunding any amount paid by the ticket holder, to refuse admission to and/or eject any person who uses foul or abusive language or who wears or fails to cover obscene or indecent clothing. Ticket holders acknowledge and agree that the Yankees’ ban on foul/abusive language and obscene/indecent clothing does not violate their right to free speech and/or expression, and that such time, place and manner of the restrictions are reasonable to ensure the safety of all Guests and sports participants and to preserve the enjoyment of the game or event for all Guests. In addition, ticket holders further acknowledge and agree that by entering Yankee Stadium, they hereby consent to the ban on foul/abusive language and obscene/indecent clothing and waive, to the fullest extent they may legally and effectively do so, any objection they may now or hereafter have to such ban and the penalties that the Yankees may impose for any violation of the same.