Prefix Information

The prefix 300 is part of area code 503 serving Portland, Oregon.

This exchange contains 10,000 possible phone numbers (503-300-0000 through 503-300-9999).

Browse Numbers in This Prefix

503-300-0000-0999 503-300-1000-1999 503-300-2000-2999 503-300-3000-3999 503-300-4000-4999 503-300-5000-5999 503-300-6000-6999 503-300-7000-7999 503-300-8000-8999 503-300-9000-9999

Sample Numbers

(503) 300-0000 (503) 300-1234 (503) 300-2000 (503) 300-3333 (503) 300-4444 (503) 300-5555 (503) 300-6000 (503) 300-7777 (503) 300-8888 (503) 300-9999