To find out your Centrelink payment dates and eligibility, you should log in to your Centrelink online account or use the Express Plus mobile app. Payment dates can vary depending on the type of payment you receive, such as JobSeeker or the Age Pension. Additionally, your eligibility might depend on factors like income, assets, and residency status. For the most accurate and tailored information, it's a good idea to visit the official Services Australia website at servicesaustralia.gov.au or contact them directly.