diff --git a/app/main/utils.py b/app/main/utils.py
index 45b4a0bc4..9b023c91d 100644
--- a/app/main/utils.py
+++ b/app/main/utils.py
@@ -33,9 +33,6 @@ class InvalidPhoneError(Exception):
 
 
 def validate_phone_number(number):
-    if number == current_app.config['TWILIO_TEST_NUMBER']:
-        return number
-
     sanitised_number = number.replace('(', '')
     sanitised_number = sanitised_number.replace(')', '')
     sanitised_number = sanitised_number.replace(' ', '')
diff --git a/config.py b/config.py
index eddb41d1e..55ef41723 100644
--- a/config.py
+++ b/config.py
@@ -42,7 +42,6 @@ class Config(object):
     HEADER_COLOUR = '#FFBF47'  # $yellow
 
     AWS_REGION = 'eu-west-1'
-    TWILIO_TEST_NUMBER = os.getenv('TWILIO_TEST_NUMBER')
 
 
 class Development(Config):