U.S. Representative Tim Bishop - Southampton office 137 Hampton Rd, Southampton, NY11968 Congressman Tim Bishop, a Southampton native, has been a U.S. representative since 2003. Bishop's Southampton office…More offers constituent services such as help in dealing with federal government agencies, answering questions about Social Security and Medicare, addressing problems with the U.S. Postal Service or Internal Revenue Service and immigration and citizenship assistance. Bishop's caseworkers can also help in obtaining military records or securing service medals. Constituents may write to the congressman here or call to ask for a face-to-face meeting or event appearance.