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What are virtual numbers?
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Why would I choose to use virtual numbers?
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What else can I do with virtual numbers?
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What are my invoice payment options?
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What if I have a question about my invoice?
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Will I receive one invoice for all Numbergroup services?
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How to setup an X-lite Softphone
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Which DTMF tones do you support?
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What sip domain do I use when connecting to Numbergroup?