The only eight major countries which have not yet done so are: Colombia, Djibouti, Ecuador, Eritrea, Haiti, Iraq, Uruguay and Zaire.

• 仅存的没有采用GSM技术的8个主要国家是：哥伦比亚、吉布提、厄瓜多尔、厄立特里亚、海地、伊拉克、乌拉圭和扎伊尔。