Prefix Information

The prefix 123 is part of area code 721 serving Unknown, Unknown.

This exchange contains 10,000 possible phone numbers (721-123-0000 through 721-123-9999).

Browse Numbers in This Prefix

721-123-0000-0999 721-123-1000-1999 721-123-2000-2999 721-123-3000-3999 721-123-4000-4999 721-123-5000-5999 721-123-6000-6999 721-123-7000-7999 721-123-8000-8999 721-123-9000-9999

Sample Numbers

(721) 123-0000 (721) 123-1234 (721) 123-2000 (721) 123-3333 (721) 123-4444 (721) 123-5555 (721) 123-6000 (721) 123-7777 (721) 123-8888 (721) 123-9999