Prefix Information

The prefix 440 is part of area code 313 serving Detroit, Michigan.

This exchange contains 10,000 possible phone numbers (313-440-0000 through 313-440-9999).

Browse Numbers in This Prefix

313-440-0000-0999 313-440-1000-1999 313-440-2000-2999 313-440-3000-3999 313-440-4000-4999 313-440-5000-5999 313-440-6000-6999 313-440-7000-7999 313-440-8000-8999 313-440-9000-9999

Sample Numbers

(313) 440-0000 (313) 440-1234 (313) 440-2000 (313) 440-3333 (313) 440-4444 (313) 440-5555 (313) 440-6000 (313) 440-7777 (313) 440-8888 (313) 440-9999