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One such standard is NMT ( Nordic Mobile Telephone ), used in Nordic countries, Switzerland, Netherlands, Eastern Europe and Russia.

Others include AMPS ( Advanced Mobile Phone System ) used in the North America and Australia, TACS ( Total Access Communications System ) in the United Kingdom, C-450 in West Germany, Portugal and South Africa, Radiocom 2000 in France, and RTMI in Italy.

In Japan there were multiple systems.

Three standards, TZ-801, TZ-802, and TZ-803 were developed by NTT, while a competing system operated by DDI used the JTACS ( Japan Total Access Communications System ) standard.