In 1988, the company undertook a massive reorganization in response to rapidly changing business conditions. In particular, this need has arisen due to many technological changes that have taken place at that time. Company name was changed from Western Union Telegraph Co. to Western Union Corp. Most service points of Western Union work in the time convenient for customers throughout the week and throughout the year. In 1877, starting from September, New York City residents began to have the opportunity to check the time on clock with the "time ball", located on the roof of constructed in the same year a new corporate headquarters - Western Union Building. In 1879 Western Union left the telephone business after losing a lawsuit against Alexander Graham Bell - the patent holder on the phone. Sibley, the founder of Western Union, did not build a new telegraph lines, and persuaded the other players to join. American Telegraph Company, however, still had to buy it.