California Phone Prefixes in 657-3XX Area Code

Phone Prefixes in the 657-3XX Area Code

Prefix Usage Primary City
(657) 330 Landline Fullerton
(657) 333 Landline Orange
Prefix Usage Primary City
(657) 383 Landline Santa Ana
(657) 300 Landline Huntington Beach
(657) 378 Landline Fullerton

More 6XX Area Codes Phone Numbers