Realty Income continues to routinely raise its monthly dividend payment.Realty Income (O +0.87%) is one of the most reliable dividend stocks around. The real estate investment trust (REIT) has declared 666 consecutive monthly dividends throughout its history. Dividend growth has been the company's calling card over the years. It has now raised its monthly dividend payment 133 times since its public market listing in 1994. That steady upward trajectory in the dividend payment will undoubtedly continue in the ...