diff --git a/README.md b/README.md
index 911f6eef..b2fe8b5d 100644
--- a/README.md
+++ b/README.md
@@ -92,10 +92,16 @@ All phone numbers use the international format. e.g. `+234xxxxxxxx`.
 
 - `sendPremium({ to, from, message, enqueue, keyword, linkId, retryDurationInHours })`: Send premium SMS
 
-  - `keyword`: You premium product keyword
+  - `keyword`: Your premium product keyword
   - `linkId`: We forward the `linkId` to your application when the user send a message to your service
   - `retryDurationInHours`: It specifies the number of hours your subscription message should be retried in case it's not delivered to the subscriber
 
+- `sendToMaskedNumber({ message, telco, senderId, maskedNumber })`: Send SMS to hashed number
+
+  - `telco`: The telco provider
+  - `senderId`: Your sender id
+  - `maskedNumber`: The hashed number provided by the telco
+
 - `fetchMessages({ lastReceivedId })`: Manually retrieve your messages
 
   - `lastReceivedId`: "This is the id of the message that you last processed". Defaults to `0`
diff --git a/lib/sms.js b/lib/sms.js
index b8cd78a7..2856b633 100644
--- a/lib/sms.js
+++ b/lib/sms.js
@@ -189,6 +189,66 @@ class SMS {
     return this._send(opts, false, true)
   }
 
+  sendToMaskedNumber (params) {
+    const _self = this
+    const opts = _.cloneDeep(params) || {}
+    const constraints = {
+      message: {
+        presence: true,
+        isString: true
+      },
+      telco: {
+        presence: true,
+        isString: true
+      },
+      maskedNumber: {
+        presence: true,
+        isString: true
+      },
+      senderId: {
+        presence: true,
+        isString: true
+      }
+    }
+    const validationError = validate(opts, constraints)
+    const body = {
+      username: _self.options.username,
+      message: opts.message,
+      maskedNumber: opts.maskedNumber,
+      telco: opts.telco,
+      senderId: opts.senderId,
+      phoneNumbers: []
+    }
+    return new Promise(function (resolve, reject) {
+      if (validationError) {
+        return reject(validationError)
+      }
+
+      const url = `${Common.SMS_URL}/messaging/bulk`
+      const headers = {
+        apikey: _self.options.apiKey,
+        Accept: _self.options.format
+      }
+
+      axios({
+        method: 'POST',
+        url,
+        headers,
+        data: new URLSearchParams(body)
+      })
+        .then(function (response) {
+          if (response.status === 201) {
+            resolve(response.data)
+          } else {
+            reject(response.data)
+          }
+        })
+        .catch(function (error) {
+          reject(error)
+        })
+    })
+  }
+
   fetchMessages = function (params) {
     const _self = this
     const opts = _.cloneDeep(params) || {}
diff --git a/package.json b/package.json
index b0702e50..3cb09e4c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "africastalking",
-  "version": "0.7.0",
+  "version": "0.7.0-beta.3",
   "description": "Official AfricasTalking node.js API wrapper",
   "main": "index.js",
   "scripts": {