FindBSB

Free Australian BSB lookup API builder

About

Building findbsb.com.au — free Australian BSB number lookup tool and API. 18,000+ BSBs, no auth required. Also building tools for Australian developers and fintech.

Links

Main Website

Github Repo

Badges

Tastemaker

Gone streaking

Maker History

FindBSBFree Australian BSB lookup & API — no auth, no signup
Apr 2026

🎉

Joined Product HuntApril 9th, 2026

Forums

•

2mo ago

FindBSB - Free Australian BSB lookup & API — no auth, no signup

FindBSB is a free Australian BSB lookup tool and API. Instantly find bank name, branch address and state for any BSB code. 18,000+ BSBs updated monthly from AusPayNet. Built for Australians making bank transfers and developers building payment systems. Free JSON API — no auth required. Bulk validate up to 500 BSBs per request. Also on RapidAPI.