KVWang Guides and Practical Answers
Practical guides to browser calling, US destination checks, call costs, and customer follow-up.
- How do included minutes and extra credit work?
Understand the 200 included US billed minutes, per-call rounding, prepaid extra credit, and when a top-up becomes necessary.
- Which US phone numbers can I call?
Learn how KVWang checks US calling destinations, why a +1 prefix is not enough, and what to review before starting a customer call.
- What is a browser phone?
- Calling US customers from abroad
- How to call a phone from your computer