Guides & updates
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What is a DID number? A plain-English guide for businesses
A DID is a real phone number that isn’t tied to a physical line. Here’s how DID numbers work, what they cost, and why…
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Local, national, toll-free or mobile: which virtual number type do you need?
Each number type sends a different signal to callers and has a different cost model. A practical comparison to help you choose the right…
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UK virtual numbers explained: 01, 02, 03 and 0800
Which UK number should your business use? A clear guide to London 020, city 01 codes, national 03 numbers and 0800 freephone, and how…
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US local numbers: how to choose the right area code for your market
The US has hundreds of area codes, and new overlays keep arriving. How American area codes work, why they matter to answer rates, and…
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US toll-free numbers: 800, 888, 877, 866, 855, 844 and 833 explained
All seven US toll-free prefixes work the same way, but they aren’t perceived the same. What each prefix means, how toll-free numbers are managed,…
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Virtual numbers in Germany: area codes, 0800 and local presence rules
Germany has thousands of area codes and strict rules on who may use a geographic number. What to know before getting a Berlin, Munich…
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France virtual numbers: 01 to 05, 09 and 0800 explained
France splits geographic numbers into five large zones, plus non-geographic 09 and freephone 0800 to 0805. Here’s how French numbers work and which one…
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Italy virtual numbers: Milan 02, Rome 06 and 800 freephone
Italy is one of the few countries where the leading 0 stays when dialling from abroad. How Italian area codes work, and when to…
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How to connect a DID number to Microsoft Teams
A step-by-step overview of bringing your own numbers into Microsoft Teams with Direct Routing: what you need, how the call flow works, and what…