Phone Number Validation API

Integrate our Phone Number Validation & Verification API directly into your website and your customers will be able to fix errors in their contact data instantly - only valid, reachable phone numbers will be accepted. To ensure full compliance with the FCC Telephone Consumer Protection Act (TCPA), the API also detects the correct line type (landline vs. mobile).

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How the Phone Verification API Works

Integrating our Real-Time Phone Validation API into your website, eCommerce solution, CRM system or content management system (CMS) is very easy - ready-made plugins and code examples in Javascript, PHP, Java, C#, VB.NET are available below.

Phone-Validator validates any mobile or landline phone number in 240 countries world-wide and provides detailed information like the status (VALID/CONFIRMED, VALID/UNCONFIRMED or INVALID) as well as the line type and geolocation.

• Phone number correction and re-formatting according to national and international standards
• Real-Time Phone Validation Online API
• Line type detection (fixed line, mobile, VOIP etc.)
• Location information (region, city) included FREE
• Mobile Country Code (MCC) and Mobile Network Code (MNC) included FREE
• FCC Telephone Consumer Protection Act (TCPA) compliant
• Credits do never expire
• FREE plugins for Wordpress, jQuery, Node.js etc
• Easy integration through Zapier
• Awesome support by phone, email & chat

More than 500,000 users worldwide rely on our products & services every day.

Phone Validation API Code Examples

<script type="text/javascript" src="path/to/jquery"></script>
<script type="text/javascript">
$(document).ready(function() {
    ...
    // send API request
    PhoneNumber = 'phone number';
    CountryCode = 'us';
    Locale = 'en-US';
    $.ajax({
        url: 'https://api.phone-validator.net/api/v2/verify',
        type: 'POST',
        data: { PhoneNumber: PhoneNumber, CountryCode: CountryCode,
                Locale: Locale, APIKey: 'your API key'},
        dataType: 'json',
        success: function (json) {
            // check API result
            if (typeof(json.status) != "undefined") {
                statuscode = json.status;
                switch (statuscode) {
                    case "VALID_CONFIRMED":
                    case "VALID_UNCONFIRMED":
                        linetype = json.linetype;
                        location = json.location;
                        countrycode = json.countrycode;
                        formatnational = json.formatnational;
                        formatinternational = json.formatinternational;
                        mcc = json.mcc;
                        mnc = json.mnc;
                        break;
                    case "INVALID": break;
                    default:
                }
            }
        }
    });
    ...
});
</script>

...
// build API request
$APIUrl = 'https://api.phone-validator.net/api/v2/verify';
$PhoneNumber = "phone number";
$CountryCode = "us";
$Locale = "en-US";
$Params = array('PhoneNumber' => $PhoneNumber,
                'CountryCode' => $CountryCode,
                'Locale' => $Locale,
                'APIKey' => 'your API key');
$Request = http_build_query($Params, '', '&');
$ctxData = array(
    'method'=>"POST",
    'header'=>"Connection: close\r\n".
    "Content-Type: application/x-www-form-urlencoded\r\n".
    "Content-Length: ".strlen($Request)."\r\n",
    'content'=>$Request);
$ctx = stream_context_create(array('http' => $ctxData));

// send API request
$result = json_decode(file_get_contents(
    $APIUrl, false, $ctx));

// check API result
switch($result->{'status'}) {
    case "VALID_CONFIRMED":
    case "VALID_UNCONFIRMED":
        $linetype = $result->{'linetype'};
        $location = $result->{'location'};
        $countrycode = $result->{'countrycode'};
        $formatnational = $result->{'formatnational'};
        $formatinternational = $result->{'formatinternational'};
        $mcc = $result->{'mcc'};
        $mnc = $result->{'mnc'};
    case "INVALID": 
        echo $PhoneNumber." is ".$result->{'status'};
        break;
    default:
        echo $result->{'info'};
}
...

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;

import org.apache.http.util.EntityUtils;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;
...
HttpClient client = new DefaultHttpClient();
String PhoneNumber = "phone number";
String CountryCode = "us";
String Locale = "en";
String ApiKey = "your API key";
String APIURL = "https://api.phone-validator.net/api/v2/verify";
try {
    HttpPost request = new HttpPost(APIURL);
    List <NameValuePair> Input = new ArrayList<NameValuePair>();
    Input.add(new BasicNameValuePair("PhoneNumber", PhoneNumber));
    Input.add(new BasicNameValuePair("CountryCode", CountryCode));
    Input.add(new BasicNameValuePair("Locale", Locale));
    Input.add(new BasicNameValuePair("APIKey", ApiKey));
    request.setEntity(new UrlEncodedFormEntity(Input));
    HttpResponse response = client.execute(request);
    HttpEntity entity = response.getEntity();
    String Output = EntityUtils.toString(entity, "UTF-8");
    JSONParser parser = new JSONParser();
    Object obj = parser.parse(Output);
    JSONObject jsonObject = (JSONObject) obj;
    String status = (String) jsonObject.get("status");
    switch (status) {
        case "VALID_CONFIRMED":
        case "VALID_UNCONFIRMED":
            String LineType = (String) jsonObject.get("linetype");
            String Location = (String) jsonObject.get("location");
            String CountryCode = (String) jsonObject.get("countrycode");
            String FormatNational = (String) jsonObject.get("formatnational");
            String FormatIntl = (String) jsonObject.get("formatinternational");
            String MCC = (String) jsonObject.get("mcc");
            String MNC = (String) jsonObject.get("mnc");
            break;
        case "INVALID": break;
        default:
    }
    ...
} catch (IOException e) {
    e.printStackTrace();
} catch (ParseException e) {
    e.printStackTrace();
} finally {
    client.getConnectionManager().shutdown();
}
...

using System;
using System.Collections.Generic;
using System.Net.Http;
...

private class APIResult
{
    public String status { get; set; }
    public String linetype { get; set; }
    public String location { get; set; }
    public String countrycode { get; set; }
    public String formatnational { get; set; }
    public String formatinternational { get; set; }
    public String mcc { get; set; }
    public String mnc { get; set; }
}

const String APIURL = "https://api.phone-validator.net/api/v2/verify";
HttpClient client = new HttpClient();
String PhoneNumber = "phone number";
String CountryCode = "us";
String Locale = "en-US";
String ApiKey = "your API key";

var postData = new List<KeyValuePair<string, string>>();
postData.Add(new KeyValuePair<string, string>("PhoneNumber", PhoneNumber));
postData.Add(new KeyValuePair<string, string>("CountryCode", CountryCode));
postData.Add(new KeyValuePair<string, string>("Locale", Locale));
postData.Add(new KeyValuePair<string, string>("APIKey", APIKey));

HttpContent content = new FormUrlEncodedContent(postData);

HttpResponseMessage result = client.PostAsync(APIURL, content).Result;
string resultContent = result.Content.ReadAsStringAsync().Result;

APIResult res = new System.Web.Script.Serialization.JavaScriptSerializer().
Deserialize<APIResult>(resultContent);

switch (res.status) {
    case "VALID_CONFIRMED":
    case "VALID_UNCONFIRMED":
        String LineType = res.linetype;
        String Location = res.location;
        String CountryCode = res.countrycode;
        String FormatNational = res.formatnational;
        String FormatInternational = res.formatinternational;
        String MCC = res.mcc;
        String MNC = res.mnc;
        break;
    case "INVALID": break;
    default:
}
...

...
Private Sub checkPhoneNumber(ByVal PhoneNumber As String,
                       ByVal CountryCode As String,
                       ByVal Locale As String,
                       ByVal APIKey As String)
    Const APIURL As String = "https://api.phone-validator.net/api/v2/verify"
    Using client As New Net.WebClient
      Dim postData As New Specialized.NameValueCollection
      postData.Add("PhoneNumber", PhoneNumber)
      postData.Add("CountryCode", CountryCode)
      postData.Add("Locale", Locale)
      postData.Add("APIKey", APIKey)
      Dim reply = client.UploadValues(APIURL, "POST", postData)
      Dim data As String = (New System.Text.UTF8Encoding).GetString(reply)
      Dim res = New System.Web.Script.Serialization.JavaScriptSerializer().
        Deserialize(Of APIResult)(data)        
      Select Case res.status
        Case "VALID_CONFIRMED"
        Case "VALID_UNCONFIRMED"
            Dim LineType As String = res.linetype
            Dim Location As String = res.location
            Dim CountryCode As String = res.countrycode
            Dim FormatNational As String = res.formatnational
            Dim FormatInternational As String = res.formatinternational
            Dim MCC As String = res.mcc
            Dim MNC As String = res.mnc
        Case "INVALID"
            ...
        Case Else
            ...
      End Select
    End Using
End Sub

Private Class APIResult
    Public status As String
    Public linetype As String
    Public location As String
    Public countrycode As String
    Public formatnational As String
    Public formatinternational As String
    Public mcc As String
    Public mnc As String
End Class
...

WordPress, jQuery & Node.js Plugins

Easy to install & use - these Phone Validator API plugins are available already:

• WordPress Phone Validator Plugin
• jQuery Phone Validator Plugin
• Node.js Phone Validator Plugin