# South Bay Business Services South Bay Business Services is an ITIN acceptance agent in Hawthorne, California, United States. ## Details - Address: 13030 Inglewood Avenue, Suite 201, Hawthorne, California, 90250, United States - Phone: [310-978-9416]() - Source note: IRS Acceptance Agent Program list for California (page last reviewed 24-Sep-2026; retrieved 2026-10-02). US federal public domain (17 U.S.C. 105). ## Questions ### Where is South Bay Business Services? South Bay Business Services is at 13030 Inglewood Avenue, Suite 201, Hawthorne, California, 90250, United States. ### How do I contact South Bay Business Services? To contact South Bay Business Services, call 310-978-9416. ## Source From [U.S. Internal Revenue Service](https://www.irs.gov/individuals/international-taxpayers/acceptance-agents-california), license Public domain (17 U.S.C. 105; irs.gov content use terms request credit), checked 2026-10-03. Last updated October 3, 2026. ## Links - This ITIN acceptance agent on the [web page]() - [Certifying acceptance agents in Hawthorne]() - [IRS acceptance agents in Hawthorne]() - [More ITIN acceptance agents in Hawthorne]()