Prefix Information

The prefix 400 is part of area code 442 serving Oceanside, California.

This exchange contains 10,000 possible phone numbers (442-400-0000 through 442-400-9999).

Browse Numbers in This Prefix

442-400-0000-0999 442-400-1000-1999 442-400-2000-2999 442-400-3000-3999 442-400-4000-4999 442-400-5000-5999 442-400-6000-6999 442-400-7000-7999 442-400-8000-8999 442-400-9000-9999

Sample Numbers

(442) 400-0000 (442) 400-1234 (442) 400-2000 (442) 400-3333 (442) 400-4444 (442) 400-5555 (442) 400-6000 (442) 400-7777 (442) 400-8888 (442) 400-9999