Oxford United and Peterborough United have announced that their League One clash next month has been postponed.The match has had to be moved after Oxford had at least three of their players had been called up for international duty.Oxford have postponed their home meeting with Peterborough after receiving three international call-ups in their squadGettyInternational football will take centre stage from November 6th to the 17th, with this being the second of the campaign.League One and League Two clubs can still play throughout the period, with the Premier League and Championship halting.However, if teams have three or more of their players called up to play for their national teams, they can choose to cancel. And Oxford have done so, postponing their clash with Posh.Oxford announce fixture postponementTheir statement read: “Oxford United can confirm that the EFL Sky Bet League One fixture away to Peterborough United on Saturday 14 November has been postponed due to international call-ups.“The club have received notification that at least three of our players will be called up for their countries during the November international fixture window. “Any tickets purchased for the original date will remain valid for the rearranged fixture. “A new date for the game will be confirmed in due course.”Peterborough also explained in the same in their statement. They wrote: “Aaron Ramsey‘s side have received notification that a trio of players are included in international squads, ultimately reaching the threshold to request a postponement.”View Tweet: https://t.co/w9PKIJbJxLHave any other matches been postponed? Luton Town‘s clash with Cambridge in League One on November 14 has also been postponed due to international call-ups. A new date for that game will be announced soon too. Postponements across the EFL are a common occurence during each international period, with lots being cancelled last month.15 League One games were called off, while League Two Crawley Town had two of their matches postponed.Not all clubs opt to postpone games if they have three call-ups though, as Reading showed in the previous break. Their meeting with Wycombe went ahead as planned despite losing three of their players to international duty.