Prefix Information

The prefix 421 is part of area code 760 serving Oceanside, California.

This exchange contains 10,000 possible phone numbers (760-421-0000 through 760-421-9999).

Browse Numbers in This Prefix

760-421-0000-0999 760-421-1000-1999 760-421-2000-2999 760-421-3000-3999 760-421-4000-4999 760-421-5000-5999 760-421-6000-6999 760-421-7000-7999 760-421-8000-8999 760-421-9000-9999

Sample Numbers

(760) 421-0000 (760) 421-1234 (760) 421-2000 (760) 421-3333 (760) 421-4444 (760) 421-5555 (760) 421-6000 (760) 421-7777 (760) 421-8888 (760) 421-9999