The Perinjanam Service Co-operative Bank is a Class I Bank in Perinjanam Panchayat in Thrissur District. Before this bank was three seperate banks,F 8417 Perinjanam west service co operative bank,F 794 Ponmanikudam service co operative bank,F 390 Perinjanam service co operative bank.In 25/03/1983 these three banks was amalgamated and established R 720 Perinjanam Service Co operative Bank. At the present time, the Co-operative Bank is emerging day by day. There are 12453 members in the class 1 service Co-operative Bank. The total working capital of the Bank is 40 Crores. The members of the Bank are indulged in occupations such as Fishing, Agriculture, and Cattle rearing. Considering the need of the agriculturists, the Co-operative Bank is providing loans for their prosperity. Now we are having two branches at Onapparambu and Ponmanikudam.