Frequently Asked Questions
What are your hours of operation?
Customer Service Center Hours: Monday - Friday, 8:00am - 5:00pm CT
What is the phone number for the customer service center?
Our customer service center can be reached at 800-486-9644 or 972-349-5460
How do I email the customer service center?
You may email our customer service center at firstname.lastname@example.org
How do I fax the customer service center?
You may fax our customer service center at 972-349-7715
What is the customer service center's mailing address?
Post Office Remittance Address:
Wyndham Jade LLC, dba MCI USA
P. O. Box 781019
Philadelphia, PA 19178-1019
How will I get my confirmation?
Your confirmation will be sent to the email address used during the booking process.
ADCES Event Information
Should I only confirm my reservations through "official housing"?
Yes, to feel secure with your reservations, it is highly advised that all hotel reservations be secured via MCI USA, our official housing partner.
Can I contact the hotels directly to make my hotel reservations?
By going direct to the hotel, you will not be supporting ADCES and their ability to continue to offer the lowest negotiated rates. Only our official housing provider, MCI USA, has the official meeting hotels at the lowest rates.
What if all the dates I need for my hotel room are not available at the time of booking?
Contact our official housing provider, MCI USA, to find what deals are still available.
I would like to reserve a suite, are there any available? How do I book one?
Suite requests must be approved. Contact our official housing provider, MCI USA, for instructions.
How do I reserve meeting space?
Please contact the hotel directly for an official request to be submitted to ADCES for review.
Do I need to provide a credit card for incidentals upon checking in at the hotel?
Yes. Please note that a hold is placed on the card at check-in (amount varies by hotel). Be cautious of using a debit card.
What is the official housing hotel cancellation policy?
The cancellation policy can vary per hotel. Please refer to your confirmation to find your individual hotel cancellation policy.
Why should I use ADCES's official housing provider, MCI USA?
We have secured hotels in the heart of the city offering a wide range of options, price points and the lowest rates possible.
Book today and have the flexibility to change or cancel your reservation without charge prior to your hotels listed cancellation policy.
Attendees have the ease of booking a hotel while registering.
MCI USA is your advocate on site if a dispute or problem arises and is also available to assist with housing questions or concerns.
When you book through our system, you are supporting ADCES. MCI USA is able to negotiate the best deals on room rates.