The complete guide to setting up a second number for texts and calls.

Finding a reliable WhatsApp virtual number is a top priority for companies that aim to beat competitors in the field of customer communication. The messaging app is among the most popular in the world, boasting a global audience of almost 3.3 billion users across more than 180 countries. For brands, WhatsApp is critical for digital commerce and customer communication.
Since using a personal SIM card for business carries privacy and operational risks, companies choose a virtual WhatsApp number for sales, marketing and support purposes, instead of a real one. From the article, youâll learn how to leverage a VoIP number or cloud phone number, how to create one, and which platforms allow you to manage WhatsApp communications securely, at scale, and without relying on a physical SIM card.
Unlike traditional numbers tied to a specific device or location, virtual phone numbers for WhatsApp can operate on any device capable of accessing the internet, installing third-party apps, and receiving voice calls. For example, they can be used to make calls from laptops and smartphones, or via VoIP telephony.
Nowadays, many people are using virtual SIM cards to register for social media and online messaging apps such as WhatsApp, Twitter, Facebook*, Telegram, and more. It is also a perfect solution for business as a second phone number for professional use.
Virtual number providers are increasingly in demand due to the shift from traditional mobile lines driven by the following business needs.

One virtual phone number for WhatsApp can be used on multiple devices in several locations, which facilitates seamless communication using an array of internet-enabled devices, including smartphones, tablets, laptops, and more. Such connectivity transcends geographical boundaries, bridging gaps from within the same building to continents apart.
In an era characterized by the surge in remote work, businesses search for ways to set up reliable and robust communication channels. The use of virtual phone numbers eliminates the risk of missing calls if, for example, an agent works out of the office and receives a call from a customer.
WhatsApp is the most popular messaging app, so using it for customer communication creates a sense of familiarity among customers. WhatsApp also stands out for its high open rate and speed of engagement â 57.8% of WhatsApp messages receive a response within minutes. A more personalized customer experience for both existing clientele and potential customers can be effectively achieved with the adoption of a free virtual phone number for WhatsApp.

Setting up a virtual WhatsApp number to send text messages, videos, and images for marketing and promotional purposes allows a company to keep in touch with its audience. It also aligns with todayâs customersâ preference for instant text messaging rather than using traditional customer support phone lines.
Virtual numbers allow multiple agents to log into the same WhatsApp account or manage a WhatsApp Business API connection. This eliminates the bottleneck associated with one phone â one number and provides the freedom to stay connected anytime and anywhere.
Not everyone feels comfortable using a personal WhatsApp client for professional contacts. The great thing about virtual WhatsApp numbers is their capacity to link to a private telephone number without compromising your privacy. Also, by using a cloud phone number, businesses retain ownership of the data. If an employee leaves, the number (and the customer history) stay with the company, not on their personal device.
Virtual phone number platforms provide their users with a wide array of free and paid WhatsApp integrations with such popular platforms as Microsoft 365, Salesforce, and Zendesk. Their features include automated lead tracking, AI chatbots, seamless data syncing across platforms, and team messaging capabilities. Some subscription plans even include advanced teleconferencing features.
WhatsApp virtual phone number is a cost-effective alternative to traditional phone lines. For smaller enterprises requiring just a handful of phone lines each month, the cost can be surprisingly modest, often staying well below a hundred dollars. However, as businesses expand, with their workforce numbering in the hundreds and thousands, communication expenses tend to skyrocket. When you factor in multiple office locations, possibly spanning several countries, telephone costs can reach thousands of dollars monthly.
Irrespective of your business's size, adopting virtual phone numbers eliminates the need for expensive multi-line corded hardware. Depending on your service plan, you might even secure at least one virtual phone number for WhatsApp for free. Furthermore, receiving domestic calls is often cost-free, and international call rates remain budget-friendly.
In 2026, virtual phone numbers as they offer lower initial costs, scale instantly via cloud provisioning and support unlimited multi-agent access, as well as global presence with local numbers in over 100 countries without roaming.
| Physical SIM Card | Virtual Phone Number | |
|---|---|---|
| Initial Cost | High | Low |
| Scalability | Slow | Instant via cloud |
| Security | Low (risk of theft) | High (encrypted and cloud-managed) |
| Multi-Device Support | WhatsApp Web only | Unlimited multi-agent access |
| Global Presence | Requires local roaming | Local numbers in 100+ countries |
| Automation | Minimal | Full API & CRM integration |
The process of creating WhatsApp virtual number starts with deciding on a provider. There are many companies to choose from, each differing in available options and pricing policy.
Letâs take a closer look at some of the noteworthy platforms that can be used to get a virtual number for WhatsApp.
Hushed is a versatile app that offers a range of virtual numbers. The platform allows users to register temporary phone numbers for WhatsApp and other platforms from over 40 countries without requiring a physical SIM card.
The appâs features include: managing multiple numbers within a single app, accessing your number using Wi-Fi or data connection, ensuring privacy and security in conversations, customizing and recording voicemail, affordable international call rates, call forwarding and routing, as well as integrations with Dropbox and Slack.
Pricing: the most affordable plan starts from $4.99 (depending on the region and subscription duration), and supports Android and iOS platforms. A 3-day trial is available to new users.

An AI-powered cloud telephony system designed for startups and remote teams, KrispCall offers a "Unified CallBox" that centralizes business communication, making it a powerful tool for teams managing WhatsApp customer support alongside standard calls. The platformâs capabilities include CRM integrations, call recording, and intelligent call routing.
Pricing: subscription plans start at $15 per user per month.
Numero app allows you to generate a phone number through a mobile application. This app provides a virtual SIM experience for different regions and is compatible with most instant messaging and social media platforms.
The platform has several key features, such as instant data connections, roaming services without traditional fees, multiple customer support channels, local and international calling options, and customizable bundles at competitive prices.
Pricing: Numeroâs virtual phone numbers start at âŹ4 per month.

Sonetel offers virtual phone numbers from 50+ countries and boasts a high success rate with WhatsApp verification .Key features include free incoming calls, call forwarding, voicemail capabilities, a team inbox feature, and direct support for the WhatsApp Business API.
Pricing: plans start at $1.99 per month for certain numbers, with the most popular options ranging from $7 to $12 per month.

OpenPhone (formerly Quo) provides businesses with local and toll-free US and Canadian phone numbers for calls and two-way messaging that work seamlessly across desktop and mobile devices. It offers features such as shared phone numbers, collaborative team inboxes, automated text replies, AI-powered call summaries, voicemail-to-text transcription, and native CRM integrations.
Pricing: OpenPhone is available via subscription starting from $19 per user per month.
CloudTalk allows businesses to quickly set up and scale international call centers using local, mobile, and toll-free virtual phone numbers from more than 160 regions. It offers advanced telephony features such as interactive voice response (IVR), intelligent skills-based routing, automated power and smart dialers, unlimited call recording, live call monitoring, and deep integrations with popular sales and helpdesk tools.
Pricing: subscriptions start from $34 per user per month.
Google Voice provides users with an American business phone number for calls, texts and voicemail that works across devices. It offers features such as calling to the US and Canada, voicemail transcription, call screening, custom greetings and call forwarding. To start using Google Voice, you need to have a US cellular number that can receive verification SMS from Google.

Pricing: companies can use Voice as part of Google Workspace, which is available via subscription starting from $10 per month per user.
| Provider | Regions | Pricing (monthly) | Key Features | Best for |
|---|---|---|---|---|
| Hushed | Numbers available from 40+ countries | From $4.99 | ⢠Multi-number management ⢠Wi-Fi and data connectivity ⢠Custom voicemail & privacy controls ⢠Call forwarding, routing, and integrations | Individuals looking for versatility and international coverage. |
| KrispCall | 100+ countries | From $15 | ⢠Unified inbox ⢠CRM integrations ⢠Call recording ⢠Intelligent call routing | Startups & remote teams |
| Numero | Global coverage via instant eSIM connections | From âŹ4 | ⢠Roaming without traditional fees ⢠Customizable data bundles ⢠Local and international calling | Individuals and businesses needing instant connectivity and flexible data plans. |
| Sonetel | Numbers available from 50+ countries | From $1.99 | ⢠Free incoming calls ⢠Call forwarding ⢠Voicemail ⢠Team inbox | Global entrepreneurs and international businesses. |
| OpenPhone | 150+ calling destinations | From $19 | Shared inbox | Modern startups & collaborative teams |
| CloudTalk | 160+ countries | From $34 | Call center analytics | Global sales teams & high-volume support centers |
| Google Voice | US | From $10 | ⢠Free phone number for calls, texts, and voicemail ⢠Voicemail transcription, call screening, and custom greetings ⢠Integration with Google ecosystem | Individuals & small businesses. |
The WhatsApp Business API (WABA) enables businesses to communicate with customers at scale. Unlike the standard WhatsApp Business App, it can only be accessed through a Meta-approved Business Solution Provider (BSP). Companies using WABA can connect virtual numbers to the platform as well.
Meta also offers eligible businesses up to two free virtual phone numbers (known as "555 numbers"). These US-based numbers verify instantly in the system, so that a user can test the API before committing to a permanent setup.
To integrate virtual number with WhatsApp Business API, make sure you have:
Depending on the BSPâs solution, the setup usually takes no more than 15 minutes. Log in with your Facebook* account, choose your WhatsApp Business Account, set up a business profile, type in your virtual phone number and complete SMS or voice call verification. Once verified, the number is connected to WABA and can be used for customer communication.
Keep in mind that free 555 numbers canât be transferred to another WABA, and business verification is required if you plan to send broadcasts to more than 250 customers daily or want the verified blue checkmark for your WhatsApp account.
Using virtual numbers with WhatsApp can sometimes be tricky, as WhatsApp actively blocks free US/Canada numbers. The best solution here is to use a reputable provider. If the virtual number still doesn't work, it might be one of the issues explained below.
Why it happens: poor internet connectivity, wrong country code or exceeding the limit of verification requests.
Solution: restart WhatsApp client and ensure there is a stable connection. If youâre sure the number works (you receive SMS sent from other numbers), try to get verification via voice call â often, this option works better than text messages.
Why it happens: WhatsApp actively blocks free and low-quality VoIP services. US numbers are subject to particularly strict restrictions.
Solution: switch to a paid provider that provides mobile or local numbers instead of toll-free lines or business numbers.
Why it happens: the numberâs previous owner might have violated usage rules (sent spam or used it for illegal activity).
Solution: request that the virtual numberâs provider substitutes it for a clean, fresh number.
Why it happens: the number is currently registered with the standard WhatsApp or WhatsApp Business mobile app.
Solution: delete the number from the mobile app account entirely (go to âSettingsâ > âAccountâ > âDelete My Accountâ) before registering it for the API.
Why it happens: there's no corporate website with contact information, or the number was recently re-registered from another carrier.
Solution: enable two-factor authentication (2FA) and add a second admin to the account. In the "Business Info" section, ensure the legal name exactly matches the one on a companyâs website and in its documents, and upload a logo and up-to-date contact information. If the "Start Verification" button remains inactive, submit documents that match your entered legal name and allow 24â72 hours for Meta's system to refresh your eligibility status. If the issue persists after that period, contact Meta Business Support directly through the Help Center.
In the section, we provide guidance for often asked questions regarding virtual numbers for WhatsApp.
Getting a truly free virtual phone number for WhatsApp is challenging because reliable options are scarce. The platform frequently detects and blocks these virtual numbers, so verification might fail, or the account could be banned later. For a professional setup, a low-cost paid VoIP number is recommended to avoid account bans.
As long as a virtual SIM can receive SMS or voice calls for verification, it can be used to set up a WhatsApp account. This is particularly useful for travelers, remote workers, or businesses that manage multiple WhatsApp accounts using virtual numbers.
It is possible to get a burner number for WhatsApp to maintain anonymity or keep your primary number private. However, keep in mind that WhatsApp can detect and block burner numbers used excessively or for spamming purposes, and some burner apps and virtual phone number services may not work with WhatsApp due to the app's security measures.
The short answer is "no," as a valid phone number is required to create and verify your account. However, it does not need to be a physical SIM; a cloud phone number is perfectly acceptable for the WhatsApp Business API. For businesses that don't want to use a personal number, getting a dedicated business line or compatible virtual number is the best option.
Using a virtual phone number for WhatsApp is a great way to keep your personal phone number private while still being able to communicate with others on the messenger. Online phone numbers are also great for enabling multiple support agents using different devices to process customer inquiries sent to a single number.
Whether you need a temporary phone number for a quick test or a robust WhatsApp Business API setup for a global team, youâll likely also need a WhatsApp integration to streamline your messaging across multiple messaging apps. Consider Umnico omnichannel messaging platform, which allows users to send text messages on WhatsApp, Facebook Messenger, Telegram, and more than 25 other messaging apps and social media from a single desktop or mobile interface. A free trial period is available to all new users.
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