GSM was allowed in the United States and the radio frequencies were blocked and awarded to US "Carriers" to use US technology.
The service is referred to by different colloquialisms depending on the region.
Radiolinja became the first network to offer a commercial person-to-person SMS text messaging service in 1994.
When Radiolinja's domestic competitor, Telecom Finland (now part of Telia Sonera) also launched SMS text messaging in 1995 and the two networks offered cross-network SMS functionality, Finland became the first nation where SMS text messaging was offered on a competitive as well as on a commercial basis.
Sitting at a typewriter at home, Hillebrand typed out random sentences and counted every letter, number, punctuation, and space.
Almost every time, the messages contained fewer than 160 characters, thus giving the basis for the limit one could type via text messaging.