Prefix Information

The prefix 623 is part of area code 857 serving Boston, Massachusetts.

This exchange contains 10,000 possible phone numbers (857-623-0000 through 857-623-9999).

Browse Numbers in This Prefix

857-623-0000-0999 857-623-1000-1999 857-623-2000-2999 857-623-3000-3999 857-623-4000-4999 857-623-5000-5999 857-623-6000-6999 857-623-7000-7999 857-623-8000-8999 857-623-9000-9999

Sample Numbers

(857) 623-0000 (857) 623-1234 (857) 623-2000 (857) 623-3333 (857) 623-4444 (857) 623-5555 (857) 623-6000 (857) 623-7777 (857) 623-8888 (857) 623-9999