St Pancras International
You’ll find a 24-hour Click & Park on Pancras Road, just outside the London congestion charging zone. Use the postcode N1C 4QP to find it with your satnav.
stpancras.com/maps/parking
 
Ashford International
There’s a 24-hour Click & Park on Newtown Road. The postcode is TN24 0PS.
ashfordintl.co.uk/parking
 
Ebbsfleet International
You’ll find a 24-hour Click & Park on International Way, a short walk from the station. Use the postcode DA10 1EB to find it.
ebbsfleetintl.co.uk/parking
 
Paris Gare du Nord
There are two Vinci car parks near Paris Gare du Nord – one on Rue Ambroise Paré and another on Boulevard de la Chapelle.
 
Brussels-Midi/Zuid
There are 2 car parks near Brussels Midi:
Q Park right beside Brussels-Midi/Zuid, on Frankrijkstraat (Rue de France) - https://www.q-park.be/fr-be/ [in French/Dutch]
Parking Gare du Midi 2 on Rue Bara - https://www.parking-midi2.be/
 
Lille Europe
You’ll find two Indigo Park car parks at Lille Europe – one on Avenue de Cologne, the other on Boulevard de Turin.
https://fr.parkindigo.com/parkings-france/lille

Calais Fréthun
There’s a public car park near the station but it doesn’t have security guards or CCTV.