How long has Sienna been in business?
The Sienna Group was founded by Catholic laity in 1996.


Does Sienna do business under any other company name?
Yes, our corporate name is Cause Based Commerce, Inc. We also operate as The Sienna Group and Sienna Communications Group, Inc.


What services are provided by Sienna?
Sienna currently provides service for mobile, long distance, toll-free numbers, and international calls. More services will be added in the future.


How long does it take for the long distance service to be activated?
It typically takes one week for the service to be activated. In certain situations, service can be activated more quickly, if necessary. Call Sienna toll-free at 1-877-474-3662, and a representative will assist you.


Do I have to notify my local phone company of the switch?
Notification of your local phone company is necessary in some, but not all, cases. If it is necessary, Sienna will contact you and provide you with instructions.


Is there a switchover fee?
Sienna does not charge a switchover fee, but your local phone company may charge a fee for changing your long distance carrier.


Where does Sienna provide mobile service?
Sienna provides mobile service in select areas. Click here to search for mobile service coverage areas by ZIP code, or call Sienna toll-free at 1-877-474-3662 to check availability.


Can I use my existing mobile phone with Sienna's mobile service?
Sienna has had some success providing mobile service to customers who already have their own phone. Call Sienna toll-free at 1-877-474-3662 for details.


How do I sign up?
You can call Sienna toll-free at 1-877-474-3662 and a representative will take your order over the phone. It takes only a few minutes of your time.


How do I contact Customer Service?
Call Sienna toll-free at 1-877-474-3662 or e-mail us at info@sienna-group.com for all of your customer service needs.


How often do you send out a bill?
Bills are sent out monthly.


Can I view my bill online?
Yes, My Account is accessible from the upper right corner of every page. It allows you to view and pay your invoices online, review your last six statements and billed usage, monitor your current cycle usage by line, and more! My Account is an easy and efficient way to manage your account. For more information, call Sienna toll-free at 1-877-474-3662 and speak to a sales or customer service representative.


How do I "support the charity of [my] choice?"
If you sign up for our mobile and/or long distance services, we will pay a percentage of your paid monthly bill to the charity of your choice. You can search our current list of charities by using the SEARCH FOR A CHARITY banner at the bottom of every page.


Can I change my charity selection?
Yes, you can change your designated charity at any time by calling Sienna toll-free at 1-877-474-3662 or e-mailing us at info@sienna-group.com.


What if the charitable organization I choose is not on your charity list?
Currently, we have over 2,000 charitable organizations to choose from. However, to add a new charity, simply provide us with the necessary information (name, address, contact information, etc.) and we will begin the approval process. Call Sienna toll-free at 1-877-474-3662 or e-mail us at info@sienna-group.com.

The Sienna Group, at its sole discretion, reserves the right to reject any particular beneficiary or charity.