Prefix Information

The prefix 817 is part of area code 443 serving Baltimore, Maryland.

This exchange contains 10,000 possible phone numbers (443-817-0000 through 443-817-9999).

Browse Numbers in This Prefix

443-817-0000-0999 443-817-1000-1999 443-817-2000-2999 443-817-3000-3999 443-817-4000-4999 443-817-5000-5999 443-817-6000-6999 443-817-7000-7999 443-817-8000-8999 443-817-9000-9999

Sample Numbers

(443) 817-0000 (443) 817-1234 (443) 817-2000 (443) 817-3333 (443) 817-4444 (443) 817-5555 (443) 817-6000 (443) 817-7777 (443) 817-8888 (443) 817-9999