Three high-yielding dividend stocks some Fool.com contributors really like this month are Postal Realty (NYSE: PSTL), Medical Properties Trust (NYSE: MPW), and AGNC Investment (NASDAQ: AGNC). I own shares of Postal Realty and would not hesitate to buy more as long as its revenue and portfolio keep growing and its financials remain correspondingly sound. After feasting on easy refinances during the COVID-19 pandemic, originators saw volumes evaporate as the Federal Reserve pushed up interest rates to tame inflation.