Signal & Syntax · Numbers and formats

What Is a VoIP Number?

A VoIP number runs over an internet connection, not a copper line or a mobile network. VoIP numbers live in apps and contact-center software.

Also calledvirtual number · internet phone number

Example

line_type voip

VoIP Number in Practice

Fixed VoIP numbers tie to a registered address. Non-fixed VoIP numbers need only an internet account. SMS support on a VoIP number depends on the provider behind the number. Knowing the line type before a send keeps VoIP numbers out of an SMS-only campaign.

Where ScoreMachine Fits

score.phone.validation
line_type

line_type returns voip for numbers in VoIP ranges.

Related Terms

Line type Line type is the kind of service behind a phone number: mobile, landline or VoIP. Numbering range A numbering range is a block of consecutive numbers allocated to one operator. SMS SMS (Short Message Service) is the text messaging service built into mobile networks. CPaaS CPaaS (Communications Platform as a Service) sells SMS, voice and messaging as cloud APIs.

Read the Guide

Guide

E.164 Phone Number Format Explained

The parts of an international number and how to convert a list. Read the guide →

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