Mobile Phone 3G Coverage Changes

Change to 3G Coverage for Voipex mobile services Voipex personal mobile phone plans and business mobile phone plans make use of the Optus 3G and 4G mobile phone network for coverage. Optus operates their 3G network on dual bands. 900MHz and 2100MHz. Throughout May 2022 and June 2022 Optus will be stop operating on the 2100MHz band. The 900MHz

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