Prefix Information

The prefix 561 is part of area code 443 serving Baltimore, Maryland.

This exchange contains 10,000 possible phone numbers (443-561-0000 through 443-561-9999).

Browse Numbers in This Prefix

443-561-0000-0999 443-561-1000-1999 443-561-2000-2999 443-561-3000-3999 443-561-4000-4999 443-561-5000-5999 443-561-6000-6999 443-561-7000-7999 443-561-8000-8999 443-561-9000-9999

Sample Numbers

(443) 561-0000 (443) 561-1234 (443) 561-2000 (443) 561-3333 (443) 561-4444 (443) 561-5555 (443) 561-6000 (443) 561-7777 (443) 561-8888 (443) 561-9999