All the means to get a quick answer to your questions :

Online Help :
the FAQ (Frequently Asked Questions) center makes it easy for you to receive instant answers to your questions. You may access it by Clicking Here

Most emails are answered within 24 hours. Please, clearly define your issue or question on the contact system, select the department related to your question, but first and only do so after you have read and used the Delaware-Corporate FAQ (Frequently Asked Questions).
At that point, if Delaware-Corporate feels a phone support call is necessary to help you, one of our support representatives will call you, this is the reason why we ask you to leave your phone number.

Need to send us a Fax :
You can send us a Fax at our Costumer Service Number: 309-401 25 03