Guides & updates
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Routing DID numbers to your SIP trunk or IP-PBX (3CX, FreePBX, Asterisk)
Connecting virtual numbers to your own phone system takes a few settings. How to route DIDs to a PBX by IP or registration, map…
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Forwarding a virtual number to a mobile: when it makes sense
The fastest way to use a new business number is to forward it to a mobile you already have. When forwarding is the right…
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Number porting explained: how to move your existing business numbers
You can usually keep your existing phone numbers when you change provider. How number porting works, what documents are needed, typical timelines and how…
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Why operators ask for KYC and address checks on virtual numbers
Many countries require operators to know who uses each phone number. What documents are typically needed, why the rules exist, and how verification keeps…
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E.164 explained: the international phone number format every system should use
E.164 is the global standard for writing phone numbers: +, country code, number, no spaces. Why it matters for PBXs, CRMs and APIs, and…
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Why +44 drops the 0: trunk prefixes and international dialling explained
Why do you drop the 0 when calling a UK number from abroad, but keep it for Italy? A short guide to trunk prefixes,…
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Toll-free or local number for customer support? Pros, cons and costs
Toll-free numbers remove a barrier for callers, while local numbers are cheaper to run and reachable from abroad. How to choose the right support…
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Local presence dialling: do local numbers really lift sales answer rates?
Prospects are more likely to answer a number that looks local, but only if you use local numbers responsibly. How local presence works and…
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Caller ID, STIR/SHAKEN and spam labels: keeping your business calls answered
Carriers and phone apps now score every call. How call authentication and spam labelling work, why legitimate numbers get flagged, and the practical steps…
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Planning numbers and call capacity for a contact centre
How many simultaneous calls do you need? A simple method to size channels, choose numbers per queue, and design routing so your contact centre…