Differentiating between a BDO Unibank account and a BDO Network Bank account involves examining the account documentation, branch designation, and operational branding, as BDO Network Bank operates as a distinct rural bank subsidiary catering primarily to microfinance and specific regional segments. Account numbers, passbooks, checkbooks, and mobile banking interfaces explicitly display the respective corporate entity name. Customers can also verify the correct institution by checking the branch code or contacting official customer support helplines.