Prefix Information

The prefix 603 is part of area code 480 serving Mesa, Arizona.

This exchange contains 10,000 possible phone numbers (480-603-0000 through 480-603-9999).

Browse Numbers in This Prefix

480-603-0000-0999 480-603-1000-1999 480-603-2000-2999 480-603-3000-3999 480-603-4000-4999 480-603-5000-5999 480-603-6000-6999 480-603-7000-7999 480-603-8000-8999 480-603-9000-9999

Sample Numbers

(480) 603-0000 (480) 603-1234 (480) 603-2000 (480) 603-3333 (480) 603-4444 (480) 603-5555 (480) 603-6000 (480) 603-7777 (480) 603-8888 (480) 603-9999