Prefix Information

The prefix 557 is part of area code 443 serving Baltimore, Maryland.

This exchange contains 10,000 possible phone numbers (443-557-0000 through 443-557-9999).

Browse Numbers in This Prefix

443-557-0000-0999 443-557-1000-1999 443-557-2000-2999 443-557-3000-3999 443-557-4000-4999 443-557-5000-5999 443-557-6000-6999 443-557-7000-7999 443-557-8000-8999 443-557-9000-9999

Sample Numbers

(443) 557-0000 (443) 557-1234 (443) 557-2000 (443) 557-3333 (443) 557-4444 (443) 557-5555 (443) 557-6000 (443) 557-7777 (443) 557-8888 (443) 557-9999