Prefix Information

The prefix 640 is part of area code 539 serving Tulsa, Oklahoma.

This exchange contains 10,000 possible phone numbers (539-640-0000 through 539-640-9999).

Browse Numbers in This Prefix

539-640-0000-0999 539-640-1000-1999 539-640-2000-2999 539-640-3000-3999 539-640-4000-4999 539-640-5000-5999 539-640-6000-6999 539-640-7000-7999 539-640-8000-8999 539-640-9000-9999

Sample Numbers

(539) 640-0000 (539) 640-1234 (539) 640-2000 (539) 640-3333 (539) 640-4444 (539) 640-5555 (539) 640-6000 (539) 640-7777 (539) 640-8888 (539) 640-9999