Retirement tax questions

You need to contact the IRS directly for how to proceed in getting another refund check issued.

International Services 

If you are a taxpayer with specific individual or business account questions you should contact the International Taxpayer Service Call Center by phone or fax. The International Call Center is operational Monday through Friday, from 6:00 a.m. to 11:00 p.m. (Eastern Time):
Tel: 267-941-1000 (not toll-free)
Fax: 267-941-1055