To fax France reliably, the key detail is dropping the leading 0 when you switch to +33 format. This guide shows the correct examples and a few practical tips that prevent failed transmissions.
+330 from the area code01 23 45 67 89 → +33 1 23 45 67 8904 72 12 34 56 → +33 4 72 12 34 56Codes: International Country Codes
0 in area codesYes. When you use +33, you typically remove the leading 0 from the French number (01… becomes +33 1…).
France’s country code is +33.
Double-check number format (especially the leading 0), then retry during French business hours if you hit busy signals.