# 300 Tax 300 Tax is an ITIN acceptance agent in Dallas, Texas, United States. ## Details - Address: 10935 Estate Lane, Suite 483, Dallas, Texas, 75238, United States - Phone: [469-450-7365]() - Source note: IRS Acceptance Agent Program list for Texas (page last reviewed 01-Oct-2026; retrieved 2026-10-02). US federal public domain (17 U.S.C. 105). ## Questions ### Where is 300 Tax? 300 Tax is at 10935 Estate Lane, Suite 483, Dallas, Texas, 75238, United States. ### How do I contact 300 Tax? To contact 300 Tax, call 469-450-7365. ## Source From [U.S. Internal Revenue Service](https://www.irs.gov/individuals/international-taxpayers/acceptance-agents-texas), 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 Dallas]() - [IRS acceptance agents in Dallas]() - [More ITIN acceptance agents in Dallas]()