If you want to send the same message to many people, login to www.ogbongesms.com and click on the “Compose Bulk” as indicated in the picture below:
When sending Bulk Messages, you can choose to receive “Delivery Report” via your email address that you provided in the box as indicated above.
You can type the phone numbers one per line as shown in the picture above or you import a text file that already contains the phone numbers.
Cheers!