diff --git a/lib/port_in_order.rb b/lib/port_in_order.rb
index e723aaa2e7c81605b67be0b08b72d7968c9d84f7..fa04fe1a78a864b30d26817416a606c3f7c246dc 100644
--- a/lib/port_in_order.rb
+++ b/lib/port_in_order.rb
@@ -22,6 +22,9 @@ class PortInOrder
 		@params["PeerId"] = CONFIG[:bandwidth_peer]
 		@params["ProcessingStatus"] = "DRAFT"
 		@params["Subscriber"]["SubscriberType"] ||= "RESIDENTIAL"
+
+		@params["BillingTelephoneNumber"].gsub!(/[^\d]/, "")
+		@params["BillingTelephoneNumber"].gsub!(/\A1(\d{10})\Z/) { $1 }
 	end
 
 	def customer_id
@@ -38,8 +41,6 @@ class PortInOrder
 	def to_h
 		@params.dup.tap do |h|
 			h["LoaAuthorizingPerson"] = loa_authorizing_person
-			h["BillingTelephoneNumber"].gsub!(/[^\d]/, "")
-			h["BillingTelephoneNumber"].gsub!(/\A1(\d{10})\Z/) { $1 }
 			h["ListOfPhoneNumbers"] = {
 				"PhoneNumber" => h["BillingTelephoneNumber"]
 			}