The most common and most likely answer to this crossword clue is the 3 letter word USA which also is the latest solution we found used in USA Today in 2004.
OPEC customer crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| USA | 100 % | 3 | 
Words with a meaning similar to the clue: OPEC customer
These words may or may not be a possible solution to this crosswords clue.- usa
 - oiler
 - arab
 - emir
 - oil
 - cartel
 - irani
 - iraqi
 - saudi
 - address
 - consumer
 - depositor
 
Crossword Answer definitions
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution