diff --git a/app/__init__.py b/app/__init__.py
index eec6b023f..380964b53 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -21,6 +21,7 @@
 from app.clients.document_download import DocumentDownloadClient
 from app.clients.email.aws_ses import AwsSesClient
 from app.clients.email.aws_ses_stub import AwsSesStubClient
+from app.clients.pinpoint.aws_pinpoint import AwsPinpointClient
 from app.clients.sms.aws_sns import AwsSnsClient
 from notifications_utils import logging, request_helper
 from notifications_utils.clients.encryption.encryption_client import Encryption
@@ -68,6 +69,7 @@ def apply_driver_hacks(self, app, info, options):
 aws_ses_stub_client = AwsSesStubClient()
 aws_sns_client = AwsSnsClient()
 aws_cloudwatch_client = AwsCloudwatchClient()
+aws_pinpoint_client = AwsPinpointClient()
 encryption = Encryption()
 zendesk_client = ZendeskClient()
 redis_store = RedisClient()
@@ -101,6 +103,7 @@ def create_app(application):
     aws_ses_client.init_app()
     aws_ses_stub_client.init_app(stub_url=application.config["SES_STUB_URL"])
     aws_cloudwatch_client.init_app(application)
+    aws_pinpoint_client.init_app(application)
     # If a stub url is provided for SES, then use the stub client rather than the real SES boto client
     email_clients = (
         [aws_ses_stub_client]
diff --git a/app/clients/pinpoint/__init__.py b/app/clients/pinpoint/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/app/clients/pinpoint/aws_pinpoint.py b/app/clients/pinpoint/aws_pinpoint.py
new file mode 100644
index 000000000..aa454630a
--- /dev/null
+++ b/app/clients/pinpoint/aws_pinpoint.py
@@ -0,0 +1,64 @@
+from boto3 import client
+from botocore.exceptions import ClientError
+from flask import current_app
+
+from app.clients import AWS_CLIENT_CONFIG, Client
+from app.cloudfoundry_config import cloud_config
+from app.utils import hilite
+
+
+class AwsPinpointClient(Client):
+
+    def init_app(self, current_app, *args, **kwargs):
+        self._client = client(
+            "pinpoint",
+            region_name=cloud_config.sns_region,
+            aws_access_key_id=cloud_config.sns_access_key,
+            aws_secret_access_key=cloud_config.sns_secret_key,
+            config=AWS_CLIENT_CONFIG,
+        )
+
+        super(Client, self).__init__(*args, **kwargs)
+        self.current_app = current_app
+
+    @property
+    def name(self):
+        return "pinpoint"
+
+    def validate_phone_number(self, country_code, phone_number):
+        try:
+            response = self._client.phone_number_validate(
+                NumberValidateRequest={
+                    "IsoCountryCode": country_code,
+                    "PhoneNumber": phone_number,
+                }
+            )
+
+            # TODO right now this will only print with AWS simulated numbers,
+            # but remove this when that changes
+            current_app.logger.info(hilite(response))
+        except ClientError:
+            current_app.logger.exception("Could not validate with pinpoint")
+
+        # TODO This is the structure of the response.  When the phone validation
+        # capability we want to offer is better defined (it may just be a question
+        # of checking PhoneType -- i.e., landline or mobile) then do something with
+        # this info.
+        # {
+        #     'NumberValidateResponse': {
+        #         'Carrier': 'string',
+        #         'City': 'string',
+        #         'CleansedPhoneNumberE164': 'string',
+        #         'CleansedPhoneNumberNational': 'string',
+        #         'Country': 'string',
+        #         'CountryCodeIso2': 'string',
+        #         'CountryCodeNumeric': 'string',
+        #         'County': 'string',
+        #         'OriginalCountryCodeIso2': 'string',
+        #         'OriginalPhoneNumber': 'string',
+        #         'PhoneType': 'string',
+        #         'PhoneTypeCode': 123,
+        #         'Timezone': 'string',
+        #         'ZipCode': 'string'
+        #     }
+        # }
diff --git a/app/delivery/send_to_providers.py b/app/delivery/send_to_providers.py
index e6df568b4..1c29c4ef5 100644
--- a/app/delivery/send_to_providers.py
+++ b/app/delivery/send_to_providers.py
@@ -5,7 +5,13 @@
 from cachetools import TTLCache, cached
 from flask import current_app
 
-from app import create_uuid, db, notification_provider_clients, redis_store
+from app import (
+    aws_pinpoint_client,
+    create_uuid,
+    db,
+    notification_provider_clients,
+    redis_store,
+)
 from app.aws.s3 import get_personalisation_from_s3, get_phone_number_from_s3
 from app.celery.test_key_tasks import send_email_response, send_sms_response
 from app.dao.email_branding_dao import dao_get_email_branding_by_id
@@ -92,6 +98,11 @@ def send_sms_to_provider(notification):
                         notification.job_row_number,
                     )
 
+                # TODO This is temporary to test the capability of validating phone numbers
+                # The future home of the validation is TBD
+                if recipient in current_app.config["SIMULATED_SMS_NUMBERS"]:
+                    aws_pinpoint_client.validate_phone_number("01", recipient)
+
                 sender_numbers = get_sender_numbers(notification)
                 if notification.reply_to_text not in sender_numbers:
                     raise ValueError(