Prefix Information

The prefix 550 is part of area code 415 serving San Francisco, California.

This exchange contains 10,000 possible phone numbers (415-550-0000 through 415-550-9999).

Browse Numbers in This Prefix

415-550-0000-0999 415-550-1000-1999 415-550-2000-2999 415-550-3000-3999 415-550-4000-4999 415-550-5000-5999 415-550-6000-6999 415-550-7000-7999 415-550-8000-8999 415-550-9000-9999

Sample Numbers

(415) 550-0000 (415) 550-1234 (415) 550-2000 (415) 550-3333 (415) 550-4444 (415) 550-5555 (415) 550-6000 (415) 550-7777 (415) 550-8888 (415) 550-9999