Prefix Information

The prefix 840 is part of area code 503 serving Portland, Oregon.

This exchange contains 10,000 possible phone numbers (503-840-0000 through 503-840-9999).

Browse Numbers in This Prefix

503-840-0000-0999 503-840-1000-1999 503-840-2000-2999 503-840-3000-3999 503-840-4000-4999 503-840-5000-5999 503-840-6000-6999 503-840-7000-7999 503-840-8000-8999 503-840-9000-9999

Sample Numbers

(503) 840-0000 (503) 840-1234 (503) 840-2000 (503) 840-3333 (503) 840-4444 (503) 840-5555 (503) 840-6000 (503) 840-7777 (503) 840-8888 (503) 840-9999