[No app] How to forward landline calls to a smartphone?


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Incoming calls to fixed phones cannot be answered unless there is someone at the place where the fixed phone is installed.

There is no problem with a landline phone installed in an office where someone is always present. may be lost.

One way to solve this problem is to use call forwarding.

In this article, we will explain how to forward landline calls to your smartphone without an app.

Especially recommended methods are introduced at the end of the article, so please refer to it.

What are the benefits of forwarding landline calls to your smartphone?

In the first place, what is the merit of forwarding incoming calls addressed to landline phones installed in offices etc. to employees’ smartphones?

Here, let’s check the benefits of using the forwarding function.

You can take calls from anywhere

Allowing landline calls to be forwarded to smartphones allows employees to respond wherever they are.

It is convenient because you can respond to calls addressed to you when you are out of the office for business, traveling, or teleworking.

Since the place of work is not restricted by answering the phone, it may lead to work style reform.

Eliminates the hassle of folding

Incoming calls addressed to fixed phones cannot be answered when employees are out of the office, and it is necessary to call them back after returning to the office.

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However, if you can transfer incoming calls to your smartphone, the employee in charge can respond when the other party contacts you.

Therefore, it is possible to save the trouble of folding.

You can respond without making the other party wait, which may lead to improved customer satisfaction.

Prevent mistakes in handling and messages

By connecting incoming calls to landlines directly to the smartphone of the employee in charge, there is no need for another employee to take over or leave a message later.

As a result, human error does not occur when relaying or sending messages.

If there are no mistakes, the caller will not feel uncomfortable, and there is no need to follow up on mistakes, which will help improve work efficiency within the department.

Reduce communication costs

If the call is forwarded directly to the employee’s smartphone, there is no need to call back later.

This leads to a reduction in communication costs.

If you are a company that has made the company mobile phone an extension, you can expect further cost reduction effects because the call charges for forwarding will be free.

How to forward calls from landline to smartphone without app

Next, I will introduce three ways to forward calls from a landline to a smartphone without using an app.

Check each method and choose the one that best suits your situation and needs.

Method 1: Use your carrier’s services

If you use a service provided by a telecommunications carrier, you can forward incoming calls to your landline phone to your smartphone without an app.

When using it, you need to consult with the carrier that you use for the company’s landline phone that will be the transfer source.

The carriers that provide call forwarding services and their service names are as follows.

  • NTT “Voice Warp”
  • Softbank “Multifunctional forwarding service”
  • KDDI Hikari Direct “Call Forwarding Service”
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An application is required before using any of the call forwarding services.

It may take a few days after the application procedure is completed before you can actually use the service, so it is safe to check with the carrier in advance.

Method 2: Use a business phone with forwarding function

Many business phones have a built-in forwarding function.

With this feature, you can forward incoming calls to your landline phone to your smartphone without the need for an app.

However, since this method uses the private branch exchange (PBX) installed in the office to transfer the incoming call to the smartphone, it must be noted that if the smartphone to be transferred to is outside the office, the incoming call cannot be skipped. not.

Method 3: Utilize Cloud PBX

Cloud PBX, as the name suggests, is a PBX that has been converted to the cloud.

If it is a cloud PBX, it can handle transfers in areas where there is an internet environment.

It can be said that it is a service that solves the problems of conventional physical PBX.

Available without an app! Service “Canario” is recommended

Canario is a call forwarding service provided by NEC Networks & System Integration Corporation.

There is no need to download a dedicated app, AI recognizes the name and automatically transfers the call to the smartphone of the employee in charge.

Since the numbers registered as forwarding destinations can be called all at once, it is also possible to prevent missing calls.

In the unlikely event that the employee to whom you are transferring the call cannot respond, you can easily follow up because you can check the requirements of the other party by email or communication tools.


Incoming calls addressed to fixed-line phones installed at companies can be forwarded to smartphones without an app.

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There are three methods in all, choose one of carrier services, business phones, and cloud PBX.

With NEC Networks & System Integration’s Canario, you can automatically handle everything from intermediation to forwarding at a reasonable price.

You can also record the other party’s requirements, and you can check the contents later with an e-mail communication tool.

Now you can experience Canario for free for one month, so please feel free to contact us for this opportunity.