2009-10: Calle Andersson played for Malmo’s U18 squad and skated for Skane in the TV-Pucken high school tournament. In 29 games he scored 1 goal with 2 assists and was plus-four with 34 penalty minutes. Malmo finished ninth in the ten team Allsvenskan South (U18) and did not make the playoffs. Andersson scored 1 goal with 1 assist and 2 penalty minutes in seven TV-Pucken games.
2010-11: Andersson played for Malmo’s U20 team in the SuperElit league and also skated for the club’s U18 team. He scored 2 goals with 4 assists and was plus-four with 20 penalty minutes as Malmo finished second in the South Division. In six games in Top 8 play he had no points and was minus-four with 4 penalty minutes. In 21 games with the U18 team he scored 2 goals with 5 assists and was minus-15 with 38 penalty minutes.
2011-12: Andersson moved from western to eastern Sweden, playing for Farjestads in the SuperElit (U20) league and represented Sweden at the 2012 U19 World Junior A Challenge and U18 World Junior Championship. Andersson put up big offensive numbers in his first year with Farjestads – scoring 12 goals with 24 assists in 49 games and was plus-five with 56 penalty minutes. In six playoff contests he scored 2 goals with 3 assists and was plus-one with 2 penalty minutes. He also played in 11 games for Farjestads U18 (including one playoff game) and scored 3 goals with 7 assists. In four games at the World Junior A Challenge he had 1 assist and 2 penalty minutes. In six games for Sweden’s silver medal-winning team at the U18 WJC he had 3 assists and was an even plus/minus. Andersson was invited to the NHL Draft Combine and ranked 15th amongst European skaters in Central Scouting’s final rankings prior to the 2012 NHL Draft.
2012-13: Andersson skated in 34 SHL games with Farjestad as an 18-year-old and also appeared in nine games for Malmo in Allsvenskan. In limited time with Sweden’s second-place club, he scored 1 goal with 1 assist and was -3 with 6 penalty minutes; averaging 6:37 minutes of ice time. Farjestad reached the playoff semifinals but Andersson did not appear in any games. In nine games with Malmo he had 2 assists and was +4 with 4 penalty minutes. Andersson was an offensive catalyst for the Farjestad junior team. He scored 11 goals with 16 assists and was an even plus-minus with 14 penalty minutes. In four playoff games he was +4 with 1 goal and 4 penalty minutes. Farjestad defeated Frolunda, 3-1, in the SuperElit league bronze medal game.
2013-14: Andersson skated for the hometown Malmo Redhawks in Sweden’s second league, Allsvenskan, in his second pro season. He scored 2 goals with 10 assists and was +2 with 10 penalty minutes in 43 regular season games. Malmo finished first in Allsvenskan, missing out on a spot in the SHL after finishing fourth in the six-team Kval Series. Andersson scored 1 goal and had an even plus/minus with no penalties in six Kval Series games. He played ten games for the Redhawks U20 team, including two SuperElite playoff games. Andersson scored 4 goals with 1 assist and was +2 with 10 penalty minutes. The Rangers signed Andersson to a three-year entry-level contract in May 2014.
2014-15: Andersson spent the season in Switzerland — beginning the year with EV Zug and finishing the season in Lugano on loan from the Rangers. He scored 6 goals with 14 assists and was -5 with 22 penalty minutes in 48 regular season games between the two teams. Lugano finished third in the National A League regular season, falling to Geneve Servette in a first-round playoff series. Andersson had 3 assists and an even plus/minus with no penalties in six playoff games.
Andersson will play for the Rangers' prospects in the Traverse City tournament and then attend training camp. Playing in North America for the first time he will likely start the 2015-16 season with AHL affiliate Hartford.