Prefix Information

The prefix 623 is part of area code 617 serving Boston, Massachusetts.

This exchange contains 10,000 possible phone numbers (617-623-0000 through 617-623-9999).

Browse Numbers in This Prefix

617-623-0000-0999 617-623-1000-1999 617-623-2000-2999 617-623-3000-3999 617-623-4000-4999 617-623-5000-5999 617-623-6000-6999 617-623-7000-7999 617-623-8000-8999 617-623-9000-9999

Sample Numbers

(617) 623-0000 (617) 623-1234 (617) 623-2000 (617) 623-3333 (617) 623-4444 (617) 623-5555 (617) 623-6000 (617) 623-7777 (617) 623-8888 (617) 623-9999