Prefix Information

The prefix 256 is part of area code 443 serving Baltimore, Maryland.

This exchange contains 10,000 possible phone numbers (443-256-0000 through 443-256-9999).

Browse Numbers in This Prefix

443-256-0000-0999 443-256-1000-1999 443-256-2000-2999 443-256-3000-3999 443-256-4000-4999 443-256-5000-5999 443-256-6000-6999 443-256-7000-7999 443-256-8000-8999 443-256-9000-9999

Sample Numbers

(443) 256-0000 (443) 256-1234 (443) 256-2000 (443) 256-3333 (443) 256-4444 (443) 256-5555 (443) 256-6000 (443) 256-7777 (443) 256-8888 (443) 256-9999