(CNN) - British Prime Minister David Cameron called President Barack Obama Thursday to congratulate him on winning re-election.
Obama and Cameron appear to maintain a friendly relationship. As part of Cameron's official visit to the U.S. earlier this year, the two kicked off the start of the NCAA March Madness basketball tournament, attending a game in Ohio together, as well as co-authored an op-ed piece in the Washington Post titled "An alliance the world can count on."
Other leaders Obama spoke with Thursday, according to the White House:
Prime Minister Julia Gillard of Australia
President Dilma Rousseff of Brazil
Prime Minister Stephen Harper of Canada
President Juan Manuel Santos of Colombia
President Mohammed Morsi of Egypt
President Francois Hollande of France
Chancellor Angela Merkel of Germany
Prime Minister Manmohan Singh of India
Prime Minister Benjamin Netanyahu of Israel
NATO Secretary-General Anders Fogh Rasmussen
King Abdullah bin Abd al-Aziz of Saudi Arabia
Prime Minister Recep Tayyip Erdogan of Turkey