340 Sub Codes

Area Codes /


Saint Thomas County - 340-201

Saint Croix County - 340-220

Saint Croix County - 340-226

Saint Thomas County - 340-227

Saint Thomas County - 340-228

Saint Thomas County - 340-244

Saint Croix County - 340-277

Saint Croix County - 340-332

Saint Thomas County - 340-344

Saint Thomas County - 340-422

Saint Thomas County - 340-444

Saint Thomas County - 340-473

Saint Thomas County - 340-474

Saint Thomas County - 340-513

Saint Thomas County - 340-514

Saint Thomas County - 340-626

Saint Thomas County - 340-642

Saint Thomas County - 340-643

Saint Thomas County - 340-677

Saint Thomas County - 340-690

Saint Croix County - 340-692

Saint Thomas County - 340-693

Saint Croix County - 340-712

Saint Croix County - 340-713

Saint Thomas County - 340-714

Saint Thomas County - 340-715

Saint Croix County - 340-718

Saint Croix County - 340-719

Saint Thomas County - 340-727

Saint Thomas County - 340-770

Saint Thomas County - 340-771

Saint Croix County - 340-772

Saint Croix County - 340-773

Saint Thomas County - 340-774

Saint Thomas County - 340-775

Saint Thomas County - 340-776

Saint Thomas County - 340-777

Saint Thomas County - 340-778

Saint Thomas County - 340-779

Saint Thomas County - 340-884

Saint Thomas County - 340-998