Prefix Information

The prefix 443 is part of area code 636 serving OFallon, Missouri.

This exchange contains 10,000 possible phone numbers (636-443-0000 through 636-443-9999).

Browse Numbers in This Prefix

636-443-0000-0999 636-443-1000-1999 636-443-2000-2999 636-443-3000-3999 636-443-4000-4999 636-443-5000-5999 636-443-6000-6999 636-443-7000-7999 636-443-8000-8999 636-443-9000-9999

Sample Numbers

(636) 443-0000 (636) 443-1234 (636) 443-2000 (636) 443-3333 (636) 443-4444 (636) 443-5555 (636) 443-6000 (636) 443-7777 (636) 443-8888 (636) 443-9999