TRWSFCU is a trademark andnd of TRW Systems Federal Credit Union. Filed to USPTO On Monday, , The TRWSFCU covers Credit Unions. Search for other trademarks at Trademarkia...le. Trwsfcu.org. Languages. English. Address. 831 South Douglas St Suite #130: El Segundo CA 90245 US. Contact. TRW Systems FCU: + 5030, Fax: + 5039. Additional Information. Related Domains. Postal.org Frfcu.org TelCoe.com Neafcu.org EastmanCu.org Afcu.org UsafEdCu.org..TRW Systems Federal Credit Union is a U.S.A. company, located in DOWNEY, California. It belongs to Credit Unions industry.. - HAWTHORNE, Calif. - Approval by the National Credit Union Administration of the merger between Western Federal Credit Union and TRW Systems Federal Credit Union stands in stark contrast to another credit union 's attempt at a major merger years earlier. NCUA received accolades from officials at both .