Our Delaware utility bill proof services are available if you are using one of our Delaware address services. Delaware Utility Bill Proof includes the following: FEES: One Delaware Phone Number line for $20 per month AND 4 internet lines and modems. INSTALLATION: Our local internet service provider will install at our office location a four (4) high-speed internet connections with modems. No installation fees. INVOICE: Our internet service provider will invoice YOUR COMPANY NAME at our street address with a unique suite number or private mail box number (PMB) that we issue to you. TIMING OF INVOICE: As soon as your internet line is installed, within 30-45 days, we will receive a monthly invoice from the utility company. We will scan/email that invoice to you. TOTAL UTILITY COST: Your total utility will be $60 per month. DBI Annual Fee is $197