In this piece, GOBankingRates takes a look at the bank’s routing number and how it’s used. The routing number for Peoples United Bank is 221172186.

In this case the routing number is 123456789, and it corresponds to your bank. It’s telling the institution that processes the payment where it’s coming from.

People’s United Bank is a regional financial institution that’s been serving the American Northeast since 1842. Today, it commands $59 billion in assets across more than 400 branches.