AUTO CLAIMS
CINCINNATI AUTO UNIT
312 Elm Street
Suite 1100 P.O. Box 5435
Cincinnati Enquirer Building
Cincinnati, Ohio 45201-5435
Phone: (800) 952-6757

GENERAL LIABILITY CLAIMS
WARREN GENERAL LIABILITY UNIT
15 Independence Blvd.
P.O. Box 4602
Warren, New Jersey 07059
Phone: (800) 711-1736

PROPERTY CLAIMS
NEW YORK BRANCH OFFICE
560 Lexington Ave.
20th Floor
New York, New York 10022
Phone: (212) 446-3640

PROPERTY CLAIMS
WARREN, NEW JERSEY BRANCH OFFICE
15 Independence Blvd.
P.O. Box 4602
Warren, New Jersey 07059
Phone: (800) 435-7421

UMBRELLA CLAIMS
WARREN UMBRELLA UNIT
15 Independence Blvd.
P.O. Box 4602
Warren, New Jersey 07059
Phone: (800) 711-1736

WORKERS' COMPENSATION
ATLANTA BRANCH CLAIMS OFFICE
Fourteen Piedmont Center, Suite 415
3535 Piedmont Road
Atlanta, Georgia 30305-4603
Phone: (877)-365-2299

WORKERS' COMPENSATION
CINCINNATI WORKERS' COMPENSATION UNIT
312 Elm Street
Suite 1100 P.O. Box 5435
Cincinnati Enquirer Building
Cincinnati, Ohio 45201-5435
Phone: (866) MSMMCSC

WORKERS' COMPENSATION
GRAND RAPIDS BRANCH CLAIMS OFFICE
648 Monroe Avenue NW
Suite 103
Grand Rapids, Michigan 49503-1454
Phone: (616) 776-7297
Phone: (866) 776-7297

WORKERS' COMPENSATION
UNIVERSAL CITY BRANCH CLAIMS OFFICE
10 Universal City Plaza
Suite 1700
Universal City, California 91608
Phone: (818) 942-3900
Phone: (800) 441-9974

WORKERS' COMPENSATION
WARREN BRANCH CLAIMS OFFICE
15 Independence Blvd.
P.O. Box 4602
Warren, New Jersey 07059
Phone: (800) 711-1736

CLAIMS SERVICE CENTER
CINCINNATI CLAIMS SERVICE CENTER
312 Elm Street
Suite 1100 P.O. Box 5435
Cincinnati Enquirer Building
Cincinnati, Ohio 45201-5435
Phone: (866) MSMMCSC

HOME OFFICE CLAIMS
15 Independence Blvd.
P.O. Box 4602
Warren, New Jersey 07059
Phone: (908) 604-2900
Phone: (800) 388-1802

Click here to view the Claims Office Directory PDF