Use this API to send text messages from Visual Basic.

  • Simple HTTP request
  • Encrypted communication over SSL
  • Long SMS (up to 765 characters)
  • Delivery status via function return code
  • Email replies

Example

Public Shared Function SendSms(ByVal AccountID As String, ByVal Email As String, ByVal Password As String,
ByVal Recipient As String, ByVal Message As String) As Integer

	Dim Client As WebClient = New WebClient
	Dim URL As String

	URL = ("http://www.redoxygen.net/sms.dll?Action=SendSMS" _
		+ "&AccountId=" + AccountID _
		+ "&Email=" + Email _
		+ "&Password=" + Password _
		+ "&Recipient=" + Recipient _
		+ "&Message=" + Message)

	Dim Response() As Byte = Client.DownloadData(URL)
	Dim Result As String = Encoding.ASCII.GetString(Response)
	Dim ResultCode As Integer = System.Convert.ToInt32(Result.Substring(0, 4))

	Return ResultCode

End Function

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