Prefix Information

The prefix 398 is part of area code 331 serving Aurora, Illinois.

This exchange contains 10,000 possible phone numbers (331-398-0000 through 331-398-9999).

Browse Numbers in This Prefix

331-398-0000-0999 331-398-1000-1999 331-398-2000-2999 331-398-3000-3999 331-398-4000-4999 331-398-5000-5999 331-398-6000-6999 331-398-7000-7999 331-398-8000-8999 331-398-9000-9999

Sample Numbers

(331) 398-0000 (331) 398-1234 (331) 398-2000 (331) 398-3333 (331) 398-4444 (331) 398-5555 (331) 398-6000 (331) 398-7777 (331) 398-8888 (331) 398-9999