MasterAssist® is a travel emergency service available through Diners Club — just another way we provide extra security protection when you carry the card.
Our team is available 24 hours a day, 7 days a week — no matter where you are in the world — to provide immediate assistance with referrals for your emergency medical, legal and travel needs. Whether you lose a passport, need a doctor or discover that your valuable items have been stolen, help is just a phone call away:
- Within the United States: 1-877-764-3576 (toll free)
- Outside the United States: 1-904-636-3647 (collect)
Listed below are some of the many services provided by MasterAssist:
General and pre-trip planning
- Information on passports and visas.
- Immunization and inoculation requirements, as well as remote area health hazard bulletins.
- Weather conditions and other travel advisories.
- Referrals to translation and interpretation services.
Diners Club Emergency Card and Wallet ReplacementSM Services
- Replacement of lost or stolen cards typically within 24 hours domestically and 48 hours internationally.
- Authorization of payment without card.
- Replacement of lost airline tickets, passports and other important travel documents.
Emergency legal and medical assistance
- Obtain referrals for emergency medical or dental care.
- Locate pharmacies and prescription drugs.
- Coordinate communication among family members and local medical professionals.
- Arrange for emergency medical transportation.
- Confidential medical registry service.
- Locate an attorney or consulate officer.
- Arrange legal-related payments through a Diners Club account.
MasterAssist® is provided by a third party and is subject to certain Terms and Conditions. Neither the service supplier nor Diners Club® employs the professionals provided as referrals, nor are they responsible for service availability, quality, errors, acts or omissions as a result of use of assistance services. Services are subject to change without notice and the cardmember is responsible for all expenses incurred in the provision of services.






Third party websites may have privacy and security policies different from BMO. Links to other web sites do not imply the endorsement or approval of such web sites. Please review the privacy and security policies of web sites reached through links from BMO web sites.