After being recommissioned after her refit, Codrington was nominated as the leader of the 19th Destroyer Flotilla, as part of the Nore Command.
She then took passage to Sheerness to take up her war station.
She sailed to Dover in September and on 4 September began to escort the convoys carrying the British Expeditionary Force to France.
She remained in the English Channel throughout October, before being transferred to Harwich to defend against a perceived threat of a German attack on the Low Countries.
She was back in Dover in December, and on 4 December Codrington embarked King George VI and transported him to Boulogne for his visit to the British Expeditionary Force in France.
Codrington re-embarked him on 10 December and brought him back to Dover.
On 22 December, she joined the escort – consisting of Esk, Express and Brazen – for the auxiliary minelayer Princess Victoria during a minelay in the Dover Barrage.

1940 saw Codrington continue to host VIPs, as on 4 January, she embarked Winston Churchill (then First Lord of the Admiralty) on a visit to France.
In February, she was nominated as the flotilla leader of the 1st Destroyer Flotilla based at Harwich, replacing Grenville, which had been sunk by a mine on 19 January.
On 5 February, she carried Prime Minister Neville Chamberlain, Winston Churchill and several high-ranking military leaders to Boulogne for a war council meeting in Paris.
Codrington then put into Chatham Dockyard for a refit.
After being recommissioned after her refit, Codrington was nominated as the leader of the 19th Destroyer Flotilla, as part of the Nore Command. She then took passage to Sheerness to take up her war station. She sailed to Dover in September and on 4 September began to escort the convoys carrying the British Expeditionary Force to France. She remained in the English Channel throughout October, before being transferred to Harwich to defend against a perceived threat of a German attack on the Low Countries. She was back in Dover in December, and on 4 December Codrington embarked King George VI and transported him to Boulogne for his visit to the British Expeditionary Force in France. Codrington re-embarked him on 10 December and brought him back to Dover. On 22 December, she joined the escort – consisting of Esk, Express and Brazen – for the auxiliary minelayer Princess Victoria during a minelay in the Dover Barrage.
1940 saw Codrington continue to host VIPs, as on 4 January, she embarked Winston Churchill (then First Lord of the Admiralty) on a visit to France. In February, she was nominated as the flotilla leader of the 1st Destroyer Flotilla based at Harwich, replacing Grenville, which had been sunk by a mine on 19 January. On 5 February, she carried Prime Minister Neville Chamberlain, Winston Churchill and several high-ranking military leaders to Boulogne for a war council meeting in Paris. Codrington then put into Chatham Dockyard for a refit.
HMS Codrington (D65)