SriLanka-Places.com listou aprox 8 bancos dentro Puttalam. Alguns dos mais bem avaliados bancos dentro Puttalam estão- Commercial Bank Puttlam Branch, Banco NDB, RDB- Puttlam, Bimputh Finance PLC, Bimputh Finance PLC, Old Al-Safa People's Finance PLC, Alliance Micro Finance & Alliance Micro Finance.