EU will provide €5m aid to help France build tented encampment for 1,500 people to replace existing 'jungle' of makeshift shelters.
The three nations want a special meeting of justice and interior ministers within two weeks to find 'concrete steps' to tackle situation.
French president said current wave of migration from conflict areas in Middle East required coordinated response by 28-member bloc.
France is sent before European Court of Justice over 10M-euros given to low-cost airlines Ryannair and Transavia to use regional airports.
Analysts say that while Germany remains EU's senior player, the debt talks saga has shown France can still be a key counterweight power.
French and German interior ministers said EU plan to resettle migrants across member states should 'take better account of efforts already made'.
FN's Florian Philippot says French President François Hollande should 'follow the British example' and hold a vote on EU membership.
As David Cameron embarks on charm offensive with European leaders, French foreign minister describes EU referendum pledge as 'risky'.
Number is France's proposed 'share' of 40,000 asylum-seekers already in Italy and Greece plus 20,000 refugees currently outside Europe.
Deal between Paris and Berlin on tighter political union seen as blow to British premier David Cameron's own hopes for treaty changes.
In major blow to British premier's efforts to change bloc’s rules, French minister says attempt to change treaties would be 'doomed to failure'.
Visiting Malta, French European affairs minister Harlem Désir said genuine asylum seekers should be relocated equally among member states.
The French president congratulated the British PM for his election victory and invited him to France for talks on international affairs and the EU.
France, which has already missed previous EU-imposed targets, hasnow announced smaller deficit reductions than demanded in 2016 and 2017.
France's dairy industry, which employs some 200,000 people, fears the sudden flood of extra milk will cause prices to collapse.