Prefix Information

The prefix 503 is part of area code 267 serving Philadelphia, Pennsylvania.

This exchange contains 10,000 possible phone numbers (267-503-0000 through 267-503-9999).

Browse Numbers in This Prefix

267-503-0000-0999 267-503-1000-1999 267-503-2000-2999 267-503-3000-3999 267-503-4000-4999 267-503-5000-5999 267-503-6000-6999 267-503-7000-7999 267-503-8000-8999 267-503-9000-9999

Sample Numbers

(267) 503-0000 (267) 503-1234 (267) 503-2000 (267) 503-3333 (267) 503-4444 (267) 503-5555 (267) 503-6000 (267) 503-7777 (267) 503-8888 (267) 503-9999