The Six Nations starts on Feb. 3 with Wales and Scotland facing off in Cardiff, and Ireland travelling to Paris to play France. England travel to Italy a day later.
England and Wales renew hostilities in the highlight of round two at Twickenham on Feb. 10, while France take on Italy in round three the Friday after, in a match to be played at a yet-to-be announced venue outside Paris for the first time.
"We are delighted to confirm the fixture dates for the 2018 Championship, coming shortly after a record breaking 2017 edition," Six Nations Rugby chairman Pat Whelan said in a statement.
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"We enjoyed record figures across TV and digital and look forward to continuing that trend over the next two seasons."
The 2019 edition of the Six Nations will begin on Feb. 1 and runs until March 16.
2018 Six Nations championship fixtures (times GMT):
Feb. 3
Wales v Scotland 1415
France v Ireland 1645
Feb. 4
Italy v England 1500
Feb. 10
Ireland v Italy 1415
England v Wales 1645
Feb. 11
Scotland v France 1500
Feb. 23
France v Italy 2000
Feb. 24
Ireland v Wales 1415
Scotland v England 1645
March 10
Ireland v Scotland 1415
France v England 1645
March 11
Wales v Italy 1500
March 17
Italy v Scotland 1230
England v Ireland 1445
Wales v France 1700
(Reporting by Simon Jennings in Bengaluru; Editing by John O'Brien)
