Prefix Information

The prefix 203 is part of area code 313 serving Detroit, Michigan.

This exchange contains 10,000 possible phone numbers (313-203-0000 through 313-203-9999).

Browse Numbers in This Prefix

313-203-0000-0999 313-203-1000-1999 313-203-2000-2999 313-203-3000-3999 313-203-4000-4999 313-203-5000-5999 313-203-6000-6999 313-203-7000-7999 313-203-8000-8999 313-203-9000-9999

Sample Numbers

(313) 203-0000 (313) 203-1234 (313) 203-2000 (313) 203-3333 (313) 203-4444 (313) 203-5555 (313) 203-6000 (313) 203-7777 (313) 203-8888 (313) 203-9999