You are able to take the NCLEX at any Pearson Professional Testing location, regardless of where you are applying for licensure/registration.
The NCLEX is given year round and is administered by Pearson VUE. For candidates seeking licensure in the U.S., domestic test centers are those within the U.S. and American Samoa, Guam, Northern Mariana Islands and the U.S. Virgin Islands. For candidates seeking licensure/registration in Canada, domestic test centers are those within Canadian provinces/territories and the mainland U.S. (not including territories). International locations where the NCLEX is offered include Australia, Brazil, Canada, England, Hong Kong, India, Israel, Japan, Mexico, Philippines, Puerto Rico, South Africa, South Korea, Taiwan and in Turkey.
Candidates can find test center locations by going to the Pearson VUE website.
For more information on where the NCLEX is offered, visit the Test Center Locations page.