Prefix Information

The prefix 643 is part of area code 617 serving Boston, Massachusetts.

This exchange contains 10,000 possible phone numbers (617-643-0000 through 617-643-9999).

Browse Numbers in This Prefix

617-643-0000-0999 617-643-1000-1999 617-643-2000-2999 617-643-3000-3999 617-643-4000-4999 617-643-5000-5999 617-643-6000-6999 617-643-7000-7999 617-643-8000-8999 617-643-9000-9999

Sample Numbers

(617) 643-0000 (617) 643-1234 (617) 643-2000 (617) 643-3333 (617) 643-4444 (617) 643-5555 (617) 643-6000 (617) 643-7777 (617) 643-8888 (617) 643-9999