Prefix Information

The prefix 378 is part of area code 424 serving Santa Monica, California.

This exchange contains 10,000 possible phone numbers (424-378-0000 through 424-378-9999).

Browse Numbers in This Prefix

424-378-0000-0999 424-378-1000-1999 424-378-2000-2999 424-378-3000-3999 424-378-4000-4999 424-378-5000-5999 424-378-6000-6999 424-378-7000-7999 424-378-8000-8999 424-378-9000-9999

Sample Numbers

(424) 378-0000 (424) 378-1234 (424) 378-2000 (424) 378-3333 (424) 378-4444 (424) 378-5555 (424) 378-6000 (424) 378-7777 (424) 378-8888 (424) 378-9999