Prefix Information

The prefix 804 is part of area code 650 serving San Mateo, California.

This exchange contains 10,000 possible phone numbers (650-804-0000 through 650-804-9999).

Browse Numbers in This Prefix

650-804-0000-0999 650-804-1000-1999 650-804-2000-2999 650-804-3000-3999 650-804-4000-4999 650-804-5000-5999 650-804-6000-6999 650-804-7000-7999 650-804-8000-8999 650-804-9000-9999

Sample Numbers

(650) 804-0000 (650) 804-1234 (650) 804-2000 (650) 804-3333 (650) 804-4444 (650) 804-5555 (650) 804-6000 (650) 804-7777 (650) 804-8888 (650) 804-9999