FC Sonic Lehigh Valley were the defending champions, having won their first NPSL title the previous season.
The league held their Annual General Managers meeting (AGM) during the weekend of the NASL Soccer Bowl in Atlanta in November.
The following changes regarding team relocation, rebranding, or expansion are effective for the 2013 NPSL season: As of 7/14/13 Northeast Region The top two finishers in the Keystone and Atlantic Divisions play in a crossover playoff.
South Region Each Division Champion Midwest Region - Great Lakes Division Top four teams are playing in a playoff tournament.
West Region The top two finishers in the Northern and Southern Divisions play in a crossover playoff.