There are several antonyms for the phrase "that a ways." The opposite of this phrase can be defined as a location that is nearby, close, or within a short distance. Synonyms for this antonym may include "here," "nearby," "close by," or "short distance." On the other hand, if you wish to indicate that a place is too far away, antonyms could include "far," "distant," or "remote." It is essential to use appropriate antonyms in order to avoid any confusion in communication. So, whenever you want to express the opposite of "that a ways" in a sentence, make sure to use the most suitable antonym.