diff --git a/.coveragerc b/.coveragerc
index 4d6d43056c7ea..c5729df352161 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -29,6 +29,9 @@ omit =
     homeassistant/components/arlo.py
     homeassistant/components/*/arlo.py
 
+    homeassistant/components/asterisk_mbox.py
+    homeassistant/components/*/asterisk_mbox.py
+
     homeassistant/components/axis.py
     homeassistant/components/*/axis.py
 
diff --git a/homeassistant/components/asterisk_mbox.py b/homeassistant/components/asterisk_mbox.py
new file mode 100644
index 0000000000000..c1dafb87a6d57
--- /dev/null
+++ b/homeassistant/components/asterisk_mbox.py
@@ -0,0 +1,82 @@
+"""Support for Asterisk Voicemail interface."""
+
+import logging
+
+import voluptuous as vol
+
+
+import homeassistant.helpers.config_validation as cv
+from homeassistant.helpers import discovery
+from homeassistant.const import (CONF_HOST,
+                                 CONF_PORT, CONF_PASSWORD)
+
+from homeassistant.core import callback
+from homeassistant.helpers.dispatcher import (async_dispatcher_connect,
+                                              async_dispatcher_send)
+
+REQUIREMENTS = ['asterisk_mbox==0.4.0']
+
+SIGNAL_MESSAGE_UPDATE = 'asterisk_mbox.message_updated'
+SIGNAL_MESSAGE_REQUEST = 'asterisk_mbox.message_request'
+
+DOMAIN = 'asterisk_mbox'
+
+_LOGGER = logging.getLogger(__name__)
+
+
+CONFIG_SCHEMA = vol.Schema({
+    DOMAIN: vol.Schema({
+        vol.Required(CONF_HOST): cv.string,
+        vol.Required(CONF_PORT): int,
+        vol.Required(CONF_PASSWORD): cv.string,
+    }),
+}, extra=vol.ALLOW_EXTRA)
+
+
+def setup(hass, config):
+    """Set up for the Asterisk Voicemail box."""
+    conf = config.get(DOMAIN)
+
+    host = conf.get(CONF_HOST)
+    port = conf.get(CONF_PORT)
+    password = conf.get(CONF_PASSWORD)
+
+    hass.data[DOMAIN] = AsteriskData(hass, host, port, password)
+
+    discovery.load_platform(hass, "mailbox", DOMAIN, {}, config)
+
+    return True
+
+
+class AsteriskData(object):
+    """Store Asterisk mailbox data."""
+
+    def __init__(self, hass, host, port, password):
+        """Init the Asterisk data object."""
+        from asterisk_mbox import Client as asteriskClient
+
+        self.hass = hass
+        self.client = asteriskClient(host, port, password, self.handle_data)
+        self.messages = []
+
+        async_dispatcher_connect(
+            self.hass, SIGNAL_MESSAGE_REQUEST, self._request_messages)
+
+    @callback
+    def handle_data(self, command, msg):
+        """Handle changes to the mailbox."""
+        from asterisk_mbox.commands import CMD_MESSAGE_LIST
+
+        if command == CMD_MESSAGE_LIST:
+            _LOGGER.info("AsteriskVM sent updated message list")
+            self.messages = sorted(msg,
+                                   key=lambda item: item['info']['origtime'],
+                                   reverse=True)
+            async_dispatcher_send(self.hass, SIGNAL_MESSAGE_UPDATE,
+                                  self.messages)
+
+    @callback
+    def _request_messages(self):
+        """Handle changes to the mailbox."""
+        _LOGGER.info("Requesting message list")
+        self.client.messages()
diff --git a/homeassistant/components/demo.py b/homeassistant/components/demo.py
index 187e899aacdcd..2f1dde05bab4f 100644
--- a/homeassistant/components/demo.py
+++ b/homeassistant/components/demo.py
@@ -31,6 +31,7 @@
     'sensor',
     'switch',
     'tts',
+    'mailbox',
 ]
 
 
diff --git a/homeassistant/components/mailbox/__init__.py b/homeassistant/components/mailbox/__init__.py
new file mode 100644
index 0000000000000..69552cf5d4284
--- /dev/null
+++ b/homeassistant/components/mailbox/__init__.py
@@ -0,0 +1,254 @@
+"""
+Provides functionality for mailboxes.
+
+For more details about this component, please refer to the documentation at
+https://home-assistant.io/components/mailbox/
+"""
+
+import asyncio
+import logging
+from contextlib import suppress
+from datetime import timedelta
+
+import async_timeout
+
+from aiohttp import web
+from aiohttp.web_exceptions import HTTPNotFound
+
+from homeassistant.core import callback
+from homeassistant.helpers import config_per_platform, discovery
+from homeassistant.helpers.entity_component import EntityComponent
+from homeassistant.helpers.entity import Entity
+from homeassistant.components.http import HomeAssistantView
+from homeassistant.exceptions import HomeAssistantError
+from homeassistant.setup import async_prepare_setup_platform
+
+DEPENDENCIES = ['http']
+DOMAIN = 'mailbox'
+EVENT = 'mailbox_updated'
+CONTENT_TYPE_MPEG = 'audio/mpeg'
+SCAN_INTERVAL = timedelta(seconds=30)
+_LOGGER = logging.getLogger(__name__)
+
+
+@asyncio.coroutine
+def async_setup(hass, config):
+    """Track states and offer events for mailboxes."""
+    mailboxes = []
+    hass.components.frontend.register_built_in_panel(
+        'mailbox', 'Mailbox', 'mdi:account-location')
+    hass.http.register_view(MailboxPlatformsView(mailboxes))
+    hass.http.register_view(MailboxMessageView(mailboxes))
+    hass.http.register_view(MailboxMediaView(mailboxes))
+    hass.http.register_view(MailboxDeleteView(mailboxes))
+
+    @asyncio.coroutine
+    def async_setup_platform(p_type, p_config=None, discovery_info=None):
+        """Set up a mailbox platform."""
+        if p_config is None:
+            p_config = {}
+        if discovery_info is None:
+            discovery_info = {}
+
+        platform = yield from async_prepare_setup_platform(
+            hass, config, DOMAIN, p_type)
+
+        if platform is None:
+            _LOGGER.error("Unknown mailbox platform specified")
+            return
+
+        _LOGGER.info("Setting up %s.%s", DOMAIN, p_type)
+        mailbox = None
+        try:
+            if hasattr(platform, 'async_get_handler'):
+                mailbox = yield from \
+                    platform.async_get_handler(hass, p_config, discovery_info)
+            elif hasattr(platform, 'get_handler'):
+                mailbox = yield from hass.async_add_job(
+                    platform.get_handler, hass, p_config, discovery_info)
+            else:
+                raise HomeAssistantError("Invalid mailbox platform.")
+
+            if mailbox is None:
+                _LOGGER.error(
+                    "Failed to initialize mailbox platform %s", p_type)
+                return
+
+        except Exception:  # pylint: disable=broad-except
+            _LOGGER.exception('Error setting up platform %s', p_type)
+            return
+
+        mailboxes.append(mailbox)
+        mailbox_entity = MailboxEntity(hass, mailbox)
+        component = EntityComponent(
+            logging.getLogger(__name__), DOMAIN, hass, SCAN_INTERVAL)
+        yield from component.async_add_entity(mailbox_entity)
+
+    setup_tasks = [async_setup_platform(p_type, p_config) for p_type, p_config
+                   in config_per_platform(config, DOMAIN)]
+
+    if setup_tasks:
+        yield from asyncio.wait(setup_tasks, loop=hass.loop)
+
+    @asyncio.coroutine
+    def async_platform_discovered(platform, info):
+        """Handle for discovered platform."""
+        yield from async_setup_platform(platform, discovery_info=info)
+
+    discovery.async_listen_platform(hass, DOMAIN, async_platform_discovered)
+
+    return True
+
+
+class MailboxEntity(Entity):
+    """Entity for each mailbox platform."""
+
+    def __init__(self, hass, mailbox):
+        """Initialize mailbox entity."""
+        self.mailbox = mailbox
+        self.hass = hass
+        self.message_count = 0
+
+        @callback
+        def _mailbox_updated(event):
+            self.hass.async_add_job(self.async_update_ha_state(True))
+
+        hass.bus.async_listen(EVENT, _mailbox_updated)
+
+    @property
+    def state(self):
+        """Return the state of the binary sensor."""
+        return str(self.message_count)
+
+    @property
+    def name(self):
+        """Return the name of the entity."""
+        return self.mailbox.name
+
+    @asyncio.coroutine
+    def async_update(self):
+        """Retrieve messages from platform."""
+        messages = yield from self.mailbox.async_get_messages()
+        self.message_count = len(messages)
+
+
+class Mailbox(object):
+    """Represent an mailbox device."""
+
+    def __init__(self, hass, name):
+        """Initialize mailbox object."""
+        self.hass = hass
+        self.name = name
+
+    def async_update(self):
+        """Send event notification of updated mailbox."""
+        self.hass.bus.async_fire(EVENT)
+
+    @property
+    def media_type(self):
+        """Return the supported media type."""
+        raise NotImplementedError()
+
+    @asyncio.coroutine
+    def async_get_media(self, msgid):
+        """Return the media blob for the msgid."""
+        raise NotImplementedError()
+
+    @asyncio.coroutine
+    def async_get_messages(self):
+        """Return a list of the current messages."""
+        raise NotImplementedError()
+
+    def async_delete(self, msgid):
+        """Delete the specified messages."""
+        raise NotImplementedError()
+
+
+class StreamError(Exception):
+    """Media streaming exception."""
+
+    pass
+
+
+class MailboxView(HomeAssistantView):
+    """Base mailbox view."""
+
+    def __init__(self, mailboxes):
+        """Initialize a basic mailbox view."""
+        self.mailboxes = mailboxes
+
+    def get_mailbox(self, platform):
+        """Retrieve the specified mailbox."""
+        for mailbox in self.mailboxes:
+            if mailbox.name == platform:
+                return mailbox
+        raise HTTPNotFound
+
+
+class MailboxPlatformsView(MailboxView):
+    """View to return the list of mailbox platforms."""
+
+    url = "/api/mailbox/platforms"
+    name = "api:mailbox:platforms"
+
+    @asyncio.coroutine
+    def get(self, request):
+        """Retrieve list of platforms."""
+        platforms = []
+        for mailbox in self.mailboxes:
+            platforms.append(mailbox.name)
+        return self.json(platforms)
+
+
+class MailboxMessageView(MailboxView):
+    """View to return the list of messages."""
+
+    url = "/api/mailbox/messages/{platform}"
+    name = "api:mailbox:messages"
+
+    @asyncio.coroutine
+    def get(self, request, platform):
+        """Retrieve messages."""
+        mailbox = self.get_mailbox(platform)
+        messages = yield from mailbox.async_get_messages()
+        return self.json(messages)
+
+
+class MailboxDeleteView(MailboxView):
+    """View to delete selected messages."""
+
+    url = "/api/mailbox/delete/{platform}/{msgid}"
+    name = "api:mailbox:delete"
+
+    @asyncio.coroutine
+    def delete(self, request, platform, msgid):
+        """Delete items."""
+        mailbox = self.get_mailbox(platform)
+        mailbox.async_delete(msgid)
+
+
+class MailboxMediaView(MailboxView):
+    """View to return a media file."""
+
+    url = r"/api/mailbox/media/{platform}/{msgid}"
+    name = "api:asteriskmbox:media"
+
+    @asyncio.coroutine
+    def get(self, request, platform, msgid):
+        """Retrieve media."""
+        mailbox = self.get_mailbox(platform)
+
+        hass = request.app['hass']
+        with suppress(asyncio.CancelledError, asyncio.TimeoutError):
+            with async_timeout.timeout(10, loop=hass.loop):
+                try:
+                    stream = yield from mailbox.async_get_media(msgid)
+                except StreamError as err:
+                    error_msg = "Error getting media: %s" % (err)
+                    _LOGGER.error(error_msg)
+                    return web.Response(status=500)
+            if stream:
+                return web.Response(body=stream,
+                                    content_type=mailbox.media_type)
+
+        return web.Response(status=500)
diff --git a/homeassistant/components/mailbox/asterisk_mbox.py b/homeassistant/components/mailbox/asterisk_mbox.py
new file mode 100644
index 0000000000000..a1953839f4f68
--- /dev/null
+++ b/homeassistant/components/mailbox/asterisk_mbox.py
@@ -0,0 +1,68 @@
+"""
+Asterisk Voicemail interface.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/mailbox.asteriskvm/
+"""
+import asyncio
+import logging
+
+from homeassistant.core import callback
+from homeassistant.components.asterisk_mbox import DOMAIN
+from homeassistant.components.mailbox import (Mailbox, CONTENT_TYPE_MPEG,
+                                              StreamError)
+from homeassistant.helpers.dispatcher import async_dispatcher_connect
+
+DEPENDENCIES = ['asterisk_mbox']
+_LOGGER = logging.getLogger(__name__)
+
+SIGNAL_MESSAGE_UPDATE = 'asterisk_mbox.message_updated'
+SIGNAL_MESSAGE_REQUEST = 'asterisk_mbox.message_request'
+
+
+@asyncio.coroutine
+def async_get_handler(hass, config, async_add_devices, discovery_info=None):
+    """Set up the Asterix VM platform."""
+    return AsteriskMailbox(hass, DOMAIN)
+
+
+class AsteriskMailbox(Mailbox):
+    """Asterisk VM Sensor."""
+
+    def __init__(self, hass, name):
+        """Initialie Asterisk mailbox."""
+        super().__init__(hass, name)
+        async_dispatcher_connect(
+            self.hass, SIGNAL_MESSAGE_UPDATE, self._update_callback)
+
+    @callback
+    def _update_callback(self, msg):
+        """Update the message count in HA, if needed."""
+        self.async_update()
+
+    @property
+    def media_type(self):
+        """Return the supported media type."""
+        return CONTENT_TYPE_MPEG
+
+    @asyncio.coroutine
+    def async_get_media(self, msgid):
+        """Return the media blob for the msgid."""
+        from asterisk_mbox import ServerError
+        client = self.hass.data[DOMAIN].client
+        try:
+            return client.mp3(msgid, sync=True)
+        except ServerError as err:
+            raise StreamError(err)
+
+    @asyncio.coroutine
+    def async_get_messages(self):
+        """Return a list of the current messages."""
+        return self.hass.data[DOMAIN].messages
+
+    def async_delete(self, msgid):
+        """Delete the specified messages."""
+        client = self.hass.data[DOMAIN].client
+        _LOGGER.info("Deleting: %s", msgid)
+        client.delete(msgid)
+        return True
diff --git a/homeassistant/components/mailbox/demo.py b/homeassistant/components/mailbox/demo.py
new file mode 100644
index 0000000000000..aba2ca3bdaf92
--- /dev/null
+++ b/homeassistant/components/mailbox/demo.py
@@ -0,0 +1,75 @@
+"""
+Asterisk Voicemail interface.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/mailbox.asteriskvm/
+"""
+import asyncio
+import logging
+import os
+from hashlib import sha1
+
+import homeassistant.util.dt as dt
+
+from homeassistant.components.mailbox import (Mailbox, CONTENT_TYPE_MPEG,
+                                              StreamError)
+
+_LOGGER = logging.getLogger(__name__)
+DOMAIN = "DemoMailbox"
+
+
+@asyncio.coroutine
+def async_get_handler(hass, config, discovery_info=None):
+    """Set up the Demo mailbox."""
+    return DemoMailbox(hass, DOMAIN)
+
+
+class DemoMailbox(Mailbox):
+    """Demo Mailbox."""
+
+    def __init__(self, hass, name):
+        """Initialize Demo mailbox."""
+        super().__init__(hass, name)
+        self._messages = {}
+        for idx in range(0, 10):
+            msgtime = int(dt.as_timestamp(
+                dt.utcnow()) - 3600 * 24 * (10 - idx))
+            msgtxt = "This is recorded message # %d" % (idx)
+            msgsha = sha1(msgtxt.encode('utf-8')).hexdigest()
+            msg = {"info": {"origtime": msgtime,
+                            "callerid": "John Doe <212-555-1212>",
+                            "duration": "10"},
+                   "text": msgtxt,
+                   "sha":  msgsha}
+            self._messages[msgsha] = msg
+
+    @property
+    def media_type(self):
+        """Return the supported media type."""
+        return CONTENT_TYPE_MPEG
+
+    @asyncio.coroutine
+    def async_get_media(self, msgid):
+        """Return the media blob for the msgid."""
+        if msgid not in self._messages:
+            raise StreamError("Message not found")
+
+        audio_path = os.path.join(
+            os.path.dirname(__file__), '..', 'tts', 'demo.mp3')
+        with open(audio_path, 'rb') as file:
+            return file.read()
+
+    @asyncio.coroutine
+    def async_get_messages(self):
+        """Return a list of the current messages."""
+        return sorted(self._messages.values(),
+                      key=lambda item: item['info']['origtime'],
+                      reverse=True)
+
+    def async_delete(self, msgid):
+        """Delete the specified messages."""
+        if msgid in self._messages:
+            _LOGGER.info("Deleting: %s", msgid)
+            del self._messages[msgid]
+        self.async_update()
+        return True
diff --git a/requirements_all.txt b/requirements_all.txt
index 8939b32d934c6..a0e06926e7673 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -72,6 +72,9 @@ apcaccess==0.0.13
 # homeassistant.components.notify.apns
 apns2==0.1.1
 
+# homeassistant.components.asterisk_mbox
+asterisk_mbox==0.4.0
+
 # homeassistant.components.light.avion
 # avion==0.7
 
diff --git a/tests/components/mailbox/__init__.py b/tests/components/mailbox/__init__.py
new file mode 100644
index 0000000000000..5e21235457948
--- /dev/null
+++ b/tests/components/mailbox/__init__.py
@@ -0,0 +1 @@
+"""The tests for mailbox platforms."""
diff --git a/tests/components/mailbox/test_init.py b/tests/components/mailbox/test_init.py
new file mode 100644
index 0000000000000..566feeb61d1b3
--- /dev/null
+++ b/tests/components/mailbox/test_init.py
@@ -0,0 +1,116 @@
+"""The tests for the mailbox component."""
+import asyncio
+from hashlib import sha1
+
+import pytest
+
+from homeassistant.bootstrap import async_setup_component
+import homeassistant.components.mailbox as mailbox
+
+
+@pytest.fixture
+def mock_http_client(hass, test_client):
+    """Start the Hass HTTP component."""
+    config = {
+        mailbox.DOMAIN: {
+            'platform': 'demo'
+        }
+    }
+    hass.loop.run_until_complete(
+        async_setup_component(hass, mailbox.DOMAIN, config))
+    return hass.loop.run_until_complete(test_client(hass.http.app))
+
+
+@asyncio.coroutine
+def test_get_platforms_from_mailbox(mock_http_client):
+    """Get platforms from mailbox."""
+    url = "/api/mailbox/platforms"
+
+    req = yield from mock_http_client.get(url)
+    assert req.status == 200
+    result = yield from req.json()
+    assert len(result) == 1 and "DemoMailbox" in result
+
+
+@asyncio.coroutine
+def test_get_messages_from_mailbox(mock_http_client):
+    """Get messages from mailbox."""
+    url = "/api/mailbox/messages/DemoMailbox"
+
+    req = yield from mock_http_client.get(url)
+    assert req.status == 200
+    result = yield from req.json()
+    assert len(result) == 10
+
+
+@asyncio.coroutine
+def test_get_media_from_mailbox(mock_http_client):
+    """Get audio from mailbox."""
+    mp3sha = "3f67c4ea33b37d1710f772a26dd3fb43bb159d50"
+    msgtxt = "This is recorded message # 1"
+    msgsha = sha1(msgtxt.encode('utf-8')).hexdigest()
+
+    url = "/api/mailbox/media/DemoMailbox/%s" % (msgsha)
+    req = yield from mock_http_client.get(url)
+    assert req.status == 200
+    data = yield from req.read()
+    assert sha1(data).hexdigest() == mp3sha
+
+
+@asyncio.coroutine
+def test_delete_from_mailbox(mock_http_client):
+    """Get audio from mailbox."""
+    msgtxt1 = "This is recorded message # 1"
+    msgtxt2 = "This is recorded message # 2"
+    msgsha1 = sha1(msgtxt1.encode('utf-8')).hexdigest()
+    msgsha2 = sha1(msgtxt2.encode('utf-8')).hexdigest()
+
+    for msg in [msgsha1, msgsha2]:
+        url = "/api/mailbox/delete/DemoMailbox/%s" % (msg)
+        req = yield from mock_http_client.delete(url)
+        assert req.status == 200
+
+    url = "/api/mailbox/messages/DemoMailbox"
+    req = yield from mock_http_client.get(url)
+    assert req.status == 200
+    result = yield from req.json()
+    assert len(result) == 8
+
+
+@asyncio.coroutine
+def test_get_messages_from_invalid_mailbox(mock_http_client):
+    """Get messages from mailbox."""
+    url = "/api/mailbox/messages/mailbox.invalid_mailbox"
+
+    req = yield from mock_http_client.get(url)
+    assert req.status == 404
+
+
+@asyncio.coroutine
+def test_get_media_from_invalid_mailbox(mock_http_client):
+    """Get messages from mailbox."""
+    msgsha = "0000000000000000000000000000000000000000"
+    url = "/api/mailbox/media/mailbox.invalid_mailbox/%s" % (msgsha)
+
+    req = yield from mock_http_client.get(url)
+    assert req.status == 404
+
+
+@asyncio.coroutine
+def test_get_media_from_invalid_msgid(mock_http_client):
+    """Get messages from mailbox."""
+    msgsha = "0000000000000000000000000000000000000000"
+    url = "/api/mailbox/media/DemoMailbox/%s" % (msgsha)
+
+    req = yield from mock_http_client.get(url)
+    assert req.status == 500
+
+
+@asyncio.coroutine
+def test_delete_from_invalid_mailbox(mock_http_client):
+    """Get audio from mailbox."""
+    msgsha = "0000000000000000000000000000000000000000"
+    url = "/api/mailbox/delete/mailbox.invalid_mailbox/%s" % (msgsha)
+
+    req = yield from mock_http_client.delete(url)
+    assert req.status == 404