Prefix Information

The prefix 399 is part of area code 217 serving Springfield, Illinois.

This exchange contains 10,000 possible phone numbers (217-399-0000 through 217-399-9999).

Browse Numbers in This Prefix

217-399-0000-0999 217-399-1000-1999 217-399-2000-2999 217-399-3000-3999 217-399-4000-4999 217-399-5000-5999 217-399-6000-6999 217-399-7000-7999 217-399-8000-8999 217-399-9000-9999

Sample Numbers

(217) 399-0000 (217) 399-1234 (217) 399-2000 (217) 399-3333 (217) 399-4444 (217) 399-5555 (217) 399-6000 (217) 399-7777 (217) 399-8888 (217) 399-9999