Photo by PoPville flickr user Mr. T in DC
From a press release:
The Washington Nationals announced today that tickets for potential National League Championship Series (NLCS) games at Nationals Park, including a limited number of Standing Room Only tickets, will go on sale to the general public Wednesday, October 10 at 9:00 a.m. ET. A maximum of two tickets for each game may only be purchased online at nationals.com/postseason or by calling 888.632.NATS(6287) on a first come, first served basis.
In addition, a limited number of Standing Room Only tickets will be available for purchase on the day of each NLCS game at the Nationals Park Box Office, located at the Center Field Gate, once the Box Office opens. Standing Room Only tickets can be purchased for $45 each on a first come, first served basis, and will be limited to two tickets per transaction. 2012 Postseason tickets are non-refundable and non-exchangeable.