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Contact Us

OneBeacon Customers

Please contact your OneBeacon insurance agent or broker. He or she can answer questions about your coverage quickly and specifically, and make any changes to your policy.

Billing Questions

For questions about your bill, call OneBeacon's automated billing information line anytime at 877.434.3900.
To speak with a member of our Customer Service team, call 877.624.7775 between 8 a.m. and
5 p.m. ET Monday - Friday.

Claims Questions

To check on the status of an existing claim or to speak to a OneBeacon Claims representative, call 877.248.3455

All Other Customer Service Matters

For all other inquiries, please call our Customer Service Center at 800.662.0156 between 8 a.m. and 5 p.m. ET Monday - Friday.

Corporate Office Locations:

U.S. Corporate Headquarters:
601 Carlson Parkway
Suite 600
Minnetonka, MN 55305

Corporate Headquarters:
14 Wesley Street
5th Floor
Hamilton HM 11
Bermuda

Registered Office:
Clarendon House
2 Church Street
Hamilton HM 11
Bermuda