Prefix Information

The prefix 123 is part of area code 840 serving Unknown, Unknown.

This exchange contains 10,000 possible phone numbers (840-123-0000 through 840-123-9999).

Browse Numbers in This Prefix

840-123-0000-0999 840-123-1000-1999 840-123-2000-2999 840-123-3000-3999 840-123-4000-4999 840-123-5000-5999 840-123-6000-6999 840-123-7000-7999 840-123-8000-8999 840-123-9000-9999

Sample Numbers

(840) 123-0000 (840) 123-1234 (840) 123-2000 (840) 123-3333 (840) 123-4444 (840) 123-5555 (840) 123-6000 (840) 123-7777 (840) 123-8888 (840) 123-9999