The address is:
10 or 15 Rue de L’Hôpital
Fontes 34320
France
It takes about 7 hours to drive from Paris to Fontes.
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Ryan Air and Easy Jet fly to local airports including Montpellier, Beziers and Carcassonne.
The best train connections are to Montpellier or Beziers, both have good rental car facilities.
Seat61 is useful for discount rail fares across Europe.