OXTED will face new boys St Albans on the first day of the 2013-14 men's Conference East season.
The Os will travel to Hertfordshire on Saturday, September 14 ,to face a St Albans side who are returning to the league after a two-year absence.
That is followed by a home match against Holcombe eight days later on Sunday, September 22, before a trip to face Bromley & Beckenham to round off the first month on Saturday, September 28.
Oxted will also face a couple of other newcomers this season, including Brighton & Hove, who have been promoted from the South league.
Oxted are due to end the season against Brighton & Hove on Saturday, March 23.
Meanwhile, Southgate have entered the Conference East this season having been relegated from the Premier Division.
Wimbledon have been promoted to the Premier Division via the promotion play-offs, while City of Peterborough were relegated from the division, but Cambridge City retained their place by winning a relegation play-off tournament.