Prefix Information

The prefix 204 is part of area code 636 serving OFallon, Missouri.

This exchange contains 10,000 possible phone numbers (636-204-0000 through 636-204-9999).

Browse Numbers in This Prefix

636-204-0000-0999 636-204-1000-1999 636-204-2000-2999 636-204-3000-3999 636-204-4000-4999 636-204-5000-5999 636-204-6000-6999 636-204-7000-7999 636-204-8000-8999 636-204-9000-9999

Sample Numbers

(636) 204-0000 (636) 204-1234 (636) 204-2000 (636) 204-3333 (636) 204-4444 (636) 204-5555 (636) 204-6000 (636) 204-7777 (636) 204-8888 (636) 204-9999