Oakland City Area Code List

Area Codes Country State City Time Zone Operating
201 US New Jersey - NJ Oakland Eastern Details
207 US Maine - ME Oakland Eastern Details
217 US Illinois - IL Oakland Central Details
240 US Maryland - MD Oakland Eastern Details
301 US Maryland - MD Oakland Eastern Details
402 US Nebraska - NE Oakland Central Details
415 US California - CA Oakland Pacific Details
510 US California - CA Oakland Pacific Details
531 US Nebraska Oakland Details
541 US Oregon - OR Oakland Mountain / Pacific Details
662 US Mississippi - MS Oakland Central Details
707 US California - CA Oakland Pacific Details
712 US Iowa - IA Oakland Central Details
831 US California - CA Oakland Pacific Details
925 US California - CA Oakland Pacific Details