Prefix Information

The prefix 203 is part of area code 314 serving St. Louis, Missouri.

This exchange contains 10,000 possible phone numbers (314-203-0000 through 314-203-9999).

Browse Numbers in This Prefix

314-203-0000-0999 314-203-1000-1999 314-203-2000-2999 314-203-3000-3999 314-203-4000-4999 314-203-5000-5999 314-203-6000-6999 314-203-7000-7999 314-203-8000-8999 314-203-9000-9999

Sample Numbers

(314) 203-0000 (314) 203-1234 (314) 203-2000 (314) 203-3333 (314) 203-4444 (314) 203-5555 (314) 203-6000 (314) 203-7777 (314) 203-8888 (314) 203-9999