Prefix Information

The prefix 561 is part of area code 351 serving Lowell, Massachusetts.

This exchange contains 10,000 possible phone numbers (351-561-0000 through 351-561-9999).

Browse Numbers in This Prefix

351-561-0000-0999 351-561-1000-1999 351-561-2000-2999 351-561-3000-3999 351-561-4000-4999 351-561-5000-5999 351-561-6000-6999 351-561-7000-7999 351-561-8000-8999 351-561-9000-9999

Sample Numbers

(351) 561-0000 (351) 561-1234 (351) 561-2000 (351) 561-3333 (351) 561-4444 (351) 561-5555 (351) 561-6000 (351) 561-7777 (351) 561-8888 (351) 561-9999