Prefix Information

The prefix 623 is part of area code 314 serving St. Louis, Missouri.

This exchange contains 10,000 possible phone numbers (314-623-0000 through 314-623-9999).

Browse Numbers in This Prefix

314-623-0000-0999 314-623-1000-1999 314-623-2000-2999 314-623-3000-3999 314-623-4000-4999 314-623-5000-5999 314-623-6000-6999 314-623-7000-7999 314-623-8000-8999 314-623-9000-9999

Sample Numbers

(314) 623-0000 (314) 623-1234 (314) 623-2000 (314) 623-3333 (314) 623-4444 (314) 623-5555 (314) 623-6000 (314) 623-7777 (314) 623-8888 (314) 623-9999