Prefix Information

The prefix 311 is part of area code 314 serving St. Louis, Missouri.

This exchange contains 10,000 possible phone numbers (314-311-0000 through 314-311-9999).

Browse Numbers in This Prefix

314-311-0000-0999 314-311-1000-1999 314-311-2000-2999 314-311-3000-3999 314-311-4000-4999 314-311-5000-5999 314-311-6000-6999 314-311-7000-7999 314-311-8000-8999 314-311-9000-9999

Sample Numbers

(314) 311-0000 (314) 311-1234 (314) 311-2000 (314) 311-3333 (314) 311-4444 (314) 311-5555 (314) 311-6000 (314) 311-7777 (314) 311-8888 (314) 311-9999