The dairy co-operative is investigating to find the source of the E. coli, which had been revealed in quality test results which became available after some cream had sent to customers.
Anchor cream in 300ml and 500ml bottles went to Progressive Enterprises' eight supermarkets in Northland - one a Supervalue store at Ruakaka and the others Countdown stores; three at Whangarei and one each at Dargaville, Kaikohe, Kerikeri and Paihia.
Anchor and Pam's cream in similar-size bottles went to 35 Foodstuffs' supermarkets and shops, Pak 'n Save stores at Whangarei and Kaitaia, New Worlds at Kaikohe, Kerikeri and at Kensington and Onerahi in Whangarei, and to 29 Four Square stores in the North.
The cream could also be found in unidentified foodservice outlets and in Northland dairies.