Clickatell showing Delivered to gateway but SMS is not received using Java? -

i using clickatell sms gateway send sms user in java.

for have registered on clickatell , purchased small business api - americas regional traffic send sms usa users. have activated two-way number . java code looks -

    string url = "http://api.clickatell.com/http/sendmsg?";     list<namevaluepair> params = new linkedlist<namevaluepair>();     params.add(new basicnamevaluepair("user", "user"));     params.add(new basicnamevaluepair("password", "password"));     params.add(new basicnamevaluepair("api_id", "xxxxx"));     params.add(new basicnamevaluepair("to", "1xxxxxxxxxx"));     params.add(new basicnamevaluepair("text", "demo message"));     params.add(new basicnamevaluepair("from", "my-two-way-number"));     params.add(new basicnamevaluepair("mo", "1"));      string paramstring = urlencodedutils.format(params, "utf-8");     url += paramstring;     httpget = new httpget(url);      httpresponse response = client.execute(get); 

when run java code api-message-id in response, have checked status of api-message-id on clickatell message report shows delivered gateway, message received on phone.

the phone number format i'm using 1 country code , rest 10 digits of phone number. when try other format gives me error.

i not understanding why not receiving sms on phone while showing delivered gateway

if have sent sms indian number:

as per trai regulations, permitted deliver promotional or commercial messages during normal office hours. please refer following page full regulations

http://www.nccptrai.gov.in/nccpregistry/regulation1diccndiv.pdf.

please refrain sending messages after 9pm india local time.

i have contacted customer care , came know information.