Prefix Information

The prefix 399 is part of area code 774 serving Worcester, Massachusetts.

This exchange contains 10,000 possible phone numbers (774-399-0000 through 774-399-9999).

Browse Numbers in This Prefix

774-399-0000-0999 774-399-1000-1999 774-399-2000-2999 774-399-3000-3999 774-399-4000-4999 774-399-5000-5999 774-399-6000-6999 774-399-7000-7999 774-399-8000-8999 774-399-9000-9999

Sample Numbers

(774) 399-0000 (774) 399-1234 (774) 399-2000 (774) 399-3333 (774) 399-4444 (774) 399-5555 (774) 399-6000 (774) 399-7777 (774) 399-8888 (774) 399-9999