Prefix Information

The prefix 443 is part of area code 410 serving Baltimore, Maryland.

This exchange contains 10,000 possible phone numbers (410-443-0000 through 410-443-9999).

Browse Numbers in This Prefix

410-443-0000-0999 410-443-1000-1999 410-443-2000-2999 410-443-3000-3999 410-443-4000-4999 410-443-5000-5999 410-443-6000-6999 410-443-7000-7999 410-443-8000-8999 410-443-9000-9999

Sample Numbers

(410) 443-0000 (410) 443-1234 (410) 443-2000 (410) 443-3333 (410) 443-4444 (410) 443-5555 (410) 443-6000 (410) 443-7777 (410) 443-8888 (410) 443-9999