Prefix Information

The prefix 581 is part of area code 415 serving San Francisco, California.

This exchange contains 10,000 possible phone numbers (415-581-0000 through 415-581-9999).

Browse Numbers in This Prefix

415-581-0000-0999 415-581-1000-1999 415-581-2000-2999 415-581-3000-3999 415-581-4000-4999 415-581-5000-5999 415-581-6000-6999 415-581-7000-7999 415-581-8000-8999 415-581-9000-9999

Sample Numbers

(415) 581-0000 (415) 581-1234 (415) 581-2000 (415) 581-3333 (415) 581-4444 (415) 581-5555 (415) 581-6000 (415) 581-7777 (415) 581-8888 (415) 581-9999