The IELTS USA test center network is comprised of more than 50 official test centers and venues located on US community college, university and language school campuses in major metropolitan cities across the country. The cost to take IELTS in the USA ranges between $215–250 USD.
IELTS USA also has a test center for United Kingdom Visas and Immigration (UKVI) applications located in Newark, NJ.
IELTS results are available 13 days after the test is taken and scores can be viewed online for a limited time after they are released.
Make sure you are ready to demonstrate your English before you take the test.