312 Sub Codes

Area Codes /


Cook County - 312-201

Cook County - 312-202

Cook County - 312-203

Cook County - 312-204

Cook County - 312-205

Cook County - 312-206

Cook County - 312-207

Cook County - 312-208

Cook County - 312-209

Cook County - 312-210

Cook County - 312-212

Cook County - 312-213

Cook County - 312-214

Cook County - 312-215

Cook County - 312-216

Cook County - 312-217

Cook County - 312-218

Cook County - 312-219

Cook County - 312-220

Cook County - 312-221

Cook County - 312-222

Cook County - 312-223

Cook County - 312-224

Cook County - 312-225

Cook County - 312-226

Cook County - 312-227

Cook County - 312-228

Cook County - 312-229

Cook County - 312-230

DuPage County - 312-231

Cook County - 312-232

Cook County - 312-233

Cook County - 312-234

Cook County - 312-235

Cook County - 312-236

Cook County - 312-237

Cook County - 312-238

Cook County - 312-239

Cook County - 312-240

Cook County - 312-241

Cook County - 312-242

Cook County - 312-243

Cook County - 312-244

Cook County - 312-245

Cook County - 312-246

Cook County - 312-247

Cook County - 312-248

Cook County - 312-249

Cook County - 312-250

Cook County - 312-251

Cook County - 312-252

Cook County - 312-253

Cook County - 312-254

Cook County - 312-255

Cook County - 312-256

Cook County - 312-257

Cook County - 312-258

Cook County - 312-259

Cook County - 312-260

Cook County - 312-261

Cook County - 312-262

Cook County - 312-263

Cook County - 312-264

Cook County - 312-265

Cook County - 312-266

Cook County - 312-267

Cook County - 312-268

Cook County - 312-269

Cook County - 312-271

Cook County - 312-272

Cook County - 312-273

Cook County - 312-274

Cook County - 312-275

Cook County - 312-276

Cook County - 312-277

Cook County - 312-278

Cook County - 312-279

Cook County - 312-280

Cook County - 312-281

Cook County - 312-282

Cook County - 312-283

Cook County - 312-284

Cook County - 312-285

Cook County - 312-286

Cook County - 312-287

Cook County - 312-288

Cook County - 312-289

Cook County - 312-290

Cook County - 312-291

Cook County - 312-292

Cook County - 312-293

Cook County - 312-294

Cook County - 312-295

Cook County - 312-296

Cook County - 312-297

Cook County - 312-298

Cook County - 312-299

Cook County - 312-300

DuPage County - 312-301

Cook County - 312-302

Cook County - 312-303

DuPage County - 312-304

Cook County - 312-305

Cook County - 312-306

Cook County - 312-307

Cook County - 312-308

Cook County - 312-309

Cook County - 312-310

Cook County - 312-313

DuPage County - 312-314

Cook County - 312-315

Cook County - 312-316

Cook County - 312-317

Cook County - 312-318

Cook County - 312-320

Cook County - 312-321

Cook County - 312-322

Cook County - 312-323

Cook County - 312-324

Cook County - 312-325

Cook County - 312-326

Cook County - 312-327

Cook County - 312-328

Cook County - 312-329

Cook County - 312-330

Cook County - 312-331

Cook County - 312-332

Cook County - 312-333

Cook County - 312-334

Cook County - 312-335

Cook County - 312-336

Cook County - 312-337

Cook County - 312-338

Cook County - 312-339

Cook County - 312-340

Cook County - 312-341

Cook County - 312-342

Cook County - 312-343

Cook County - 312-344

Cook County - 312-345

Cook County - 312-346

Cook County - 312-347

Cook County - 312-348

Cook County - 312-349

Cook County - 312-350

Cook County - 312-351

DuPage County - 312-352

Cook County - 312-353

DuPage County - 312-354

Cook County - 312-355

Cook County - 312-356

Cook County - 312-357

Cook County - 312-358

Cook County - 312-359

Cook County - 312-360

Cook County - 312-361

Cook County - 312-362

Cook County - 312-363

Cook County - 312-364

Cook County - 312-365

COOK County - 312-366

Cook County - 312-367

Cook County - 312-368

Cook County - 312-369

Cook County - 312-370

Cook County - 312-371

Cook County - 312-372

Cook County - 312-373

Cook County - 312-374

Cook County - 312-375

Cook County - 312-376

Cook County - 312-377

Cook County - 312-378

Cook County - 312-379

Cook County - 312-380

Cook County - 312-381

Cook County - 312-382

COOK County - 312-383

Cook County - 312-384

Cook County - 312-385

Cook County - 312-386

Cook County - 312-387

Cook County - 312-388

Cook County - 312-389

Cook County - 312-390

Cook County - 312-391

Cook County - 312-393

Cook County - 312-394

Cook County - 312-395

Cook County - 312-396

Cook County - 312-397

Cook County - 312-398

Cook County - 312-399

Cook County - 312-400

Cook County - 312-401

Cook County - 312-402

Cook County - 312-403

Cook County - 312-404

Cook County - 312-405

Cook County - 312-406

Cook County - 312-407

Cook County - 312-408

Cook County - 312-409

Cook County - 312-410

Cook County - 312-412

Cook County - 312-413

Cook County - 312-415

Cook County - 312-416

Cook County - 312-417

Cook County - 312-418

Cook County - 312-419

Cook County - 312-420

Cook County - 312-421

Cook County - 312-422

Cook County - 312-423

Cook County - 312-424

Cook County - 312-425

Cook County - 312-426

Cook County - 312-427

Cook County - 312-428

Cook County - 312-429

Cook County - 312-430

Cook County - 312-431

Cook County - 312-432

Cook County - 312-433

Cook County - 312-434

Cook County - 312-435

Cook County - 312-436

Cook County - 312-437

COOK County - 312-438

Cook County - 312-440

Cook County - 312-441

Cook County - 312-442

Cook County - 312-443

Cook County - 312-444

Cook County - 312-445

Cook County - 312-446

Cook County - 312-447

Cook County - 312-448

Cook County - 312-449

Cook County - 312-450

Cook County - 312-451

Cook County - 312-452

Cook County - 312-453

Cook County - 312-454

Cook County - 312-455

Cook County - 312-456

Cook County - 312-457

Cook County - 312-458

Cook County - 312-459

Cook County - 312-460

Cook County - 312-461

Cook County - 312-462

Cook County - 312-463

Cook County - 312-464

Cook County - 312-465

Cook County - 312-466

Cook County - 312-467

Cook County - 312-468

Cook County - 312-469

Cook County - 312-470

Cook County - 312-471

Cook County - 312-472

Cook County - 312-473

Cook County - 312-474

Cook County - 312-475

Cook County - 312-476

Cook County - 312-477

Cook County - 312-478

Cook County - 312-479

Cook County - 312-480

Cook County - 312-482

Cook County - 312-483

Cook County - 312-484

Cook County - 312-485

Cook County - 312-486

Cook County - 312-487

Cook County - 312-488

Cook County - 312-489

Cook County - 312-490

Cook County - 312-491

Cook County - 312-492

Cook County - 312-493

Cook County - 312-494

Cook County - 312-495

Cook County - 312-496

Cook County - 312-497

Cook County - 312-498

Cook County - 312-499

Cook County - 312-501

Cook County - 312-502

Cook County - 312-503

Cook County - 312-504

Cook County - 312-505

Cook County - 312-506

Cook County - 312-507

Cook County - 312-508

Cook County - 312-509

DuPage County - 312-510

Cook County - 312-512

Cook County - 312-513

Cook County - 312-514

Cook County - 312-515

Cook County - 312-516

Cook County - 312-517

Cook County - 312-518

Cook County - 312-519

Cook County - 312-520

Cook County - 312-521

Cook County - 312-522

Cook County - 312-523

Cook County - 312-524

Cook County - 312-525

Cook County - 312-526

Cook County - 312-527

Cook County - 312-528

Cook County - 312-529

Cook County - 312-530

DuPage County - 312-531

Cook County - 312-532

Cook County - 312-533

Cook County - 312-534

Cook County - 312-536

Cook County - 312-537

Cook County - 312-540

Cook County - 312-541

Cook County - 312-542

Cook County - 312-543

Cook County - 312-544

Cook County - 312-545

Cook County - 312-546

Cook County - 312-547

Cook County - 312-548

Cook County - 312-549

Cook County - 312-550

Cook County - 312-551

Cook County - 312-552

Cook County - 312-553

Cook County - 312-554

Cook County - 312-556

Cook County - 312-557

Cook County - 312-558

Cook County - 312-559

Cook County - 312-560

Cook County - 312-561

Cook County - 312-562

Cook County - 312-563

Cook County - 312-564

Cook County - 312-565

Cook County - 312-566

Cook County - 312-567

Cook County - 312-568

Cook County - 312-569

Cook County - 312-570

Cook County - 312-571

Cook County - 312-572

Cook County - 312-573

Cook County - 312-574

Cook County - 312-575

Cook County - 312-576

Cook County - 312-577

Cook County - 312-578

Cook County - 312-580

Cook County - 312-582

Cook County - 312-583

Cook County - 312-585

Cook County - 312-587

Cook County - 312-588

Cook County - 312-589

Cook County - 312-590

Cook County - 312-591

Cook County - 312-592

Cook County - 312-593

Cook County - 312-594

Cook County - 312-595

Cook County - 312-596

COOK County - 312-597

COOK County - 312-599

Cook County - 312-600

Cook County - 312-601

Cook County - 312-602

Cook County - 312-603

Cook County - 312-604

Cook County - 312-605

Cook County - 312-606

Cook County - 312-607

Cook County - 312-608

Cook County - 312-609

Cook County - 312-610

Cook County - 312-612

Cook County - 312-613

Cook County - 312-614

Cook County - 312-615

Cook County - 312-616

Cook County - 312-617

Cook County - 312-618

Cook County - 312-619

Cook County - 312-620

Cook County - 312-621

Cook County - 312-622

Cook County - 312-623

Cook County - 312-624

Cook County - 312-625

Cook County - 312-626

Cook County - 312-627

Cook County - 312-628

Cook County - 312-629

Cook County - 312-630

Cook County - 312-631

Cook County - 312-632

Cook County - 312-633

Cook County - 312-634

Cook County - 312-635

Cook County - 312-636

Cook County - 312-637

Cook County - 312-638

COOK County - 312-639

Cook County - 312-640

Cook County - 312-641

Cook County - 312-642

Cook County - 312-643

Cook County - 312-644

Cook County - 312-645

Cook County - 312-646

Cook County - 312-647

Cook County - 312-648

Cook County - 312-649

Cook County - 312-650

Cook County - 312-651

Cook County - 312-652

Cook County - 312-653

Cook County - 312-654

Cook County - 312-655

Cook County - 312-656

Cook County - 312-657

Cook County - 312-658

Cook County - 312-659

Cook County - 312-660

Cook County - 312-661

Cook County - 312-662

Cook County - 312-663

Cook County - 312-664

Cook County - 312-665

Cook County - 312-666

Cook County - 312-667

Cook County - 312-669

Cook County - 312-670

Cook County - 312-671

Cook County - 312-672

Cook County - 312-673

Cook County - 312-674

Cook County - 312-675

Cook County - 312-676

Cook County - 312-677

Cook County - 312-678

Cook County - 312-679

Cook County - 312-680

Cook County - 312-681

Cook County - 312-682

Cook County - 312-683

Cook County - 312-685

Cook County - 312-688

Cook County - 312-689

Cook County - 312-690

Cook County - 312-691

Cook County - 312-692

Cook County - 312-693

Cook County - 312-694

Cook County - 312-695

Cook County - 312-696

Cook County - 312-697

Cook County - 312-698

DuPage County - 312-699

Cook County - 312-701

Cook County - 312-702

Cook County - 312-703

Cook County - 312-704

Cook County - 312-705

Cook County - 312-706

Cook County - 312-707

Cook County - 312-709

Cook County - 312-710

Cook County - 312-712

Cook County - 312-713

Cook County - 312-714

Cook County - 312-715

Cook County - 312-716

Cook County - 312-717

Cook County - 312-718

Cook County - 312-719

Cook County - 312-720

Cook County - 312-721

Cook County - 312-722

Cook County - 312-724

Cook County - 312-725

Cook County - 312-726

Cook County - 312-727

Cook County - 312-729

Cook County - 312-730

Cook County - 312-731

Cook County - 312-732

Cook County - 312-733

Cook County - 312-734

Cook County - 312-735

Cook County - 312-737

Cook County - 312-738

Cook County - 312-739

Cook County - 312-740

Cook County - 312-742

Cook County - 312-743

Cook County - 312-744

Cook County - 312-745

Cook County - 312-746

Cook County - 312-747

Cook County - 312-748

DuPage County - 312-749

Cook County - 312-750

Cook County - 312-751

Cook County - 312-752

Cook County - 312-753

Cook County - 312-754

Cook County - 312-755

Cook County - 312-756

Cook County - 312-757

Cook County - 312-758

Cook County - 312-759

Cook County - 312-760

Cook County - 312-762

Cook County - 312-763

Cook County - 312-765

COOK County - 312-766

Cook County - 312-767

Cook County - 312-768

Cook County - 312-769

Cook County - 312-770

Cook County - 312-771

Cook County - 312-772

Cook County - 312-774

Cook County - 312-775

Cook County - 312-777

Cook County - 312-778

Cook County - 312-780

Cook County - 312-781

Cook County - 312-782

Cook County - 312-784

Cook County - 312-785

Cook County - 312-786

Cook County - 312-787

Cook County - 312-788

Cook County - 312-789

Cook County - 312-790

Cook County - 312-791

Cook County - 312-792

Cook County - 312-793

Cook County - 312-794

Cook County - 312-795

COOK County - 312-796

Cook County - 312-797

Cook County - 312-798

Cook County - 312-799

Cook County - 312-800

Cook County - 312-801

Cook County - 312-802

Cook County - 312-803

Cook County - 312-804

Cook County - 312-805

Cook County - 312-806

Cook County - 312-807

Cook County - 312-808

Cook County - 312-809

Cook County - 312-810

Cook County - 312-812

Cook County - 312-813

Cook County - 312-814

DuPage County - 312-816

Cook County - 312-817

Cook County - 312-818

Cook County - 312-819

Cook County - 312-820

Cook County - 312-821

Cook County - 312-822

Cook County - 312-823

DUPAGE County - 312-824

COOK County - 312-825

COOK County - 312-826

Cook County - 312-827

Cook County - 312-828

Cook County - 312-829

Cook County - 312-830

Cook County - 312-831

Cook County - 312-832

Cook County - 312-833

Cook County - 312-834

Cook County - 312-835

Cook County - 312-836

Cook County - 312-837

Cook County - 312-839

Cook County - 312-840

Cook County - 312-841

Cook County - 312-842

Cook County - 312-843

DuPage County - 312-844

Cook County - 312-845

Cook County - 312-846

Cook County - 312-848

Cook County - 312-849

Cook County - 312-850

Cook County - 312-851

Cook County - 312-852

Cook County - 312-853

Cook County - 312-854

Cook County - 312-855

Cook County - 312-856

Cook County - 312-857

NA County - 312-858

Cook County - 312-859

Cook County - 312-860

Cook County - 312-861

Cook County - 312-862

Cook County - 312-863

Cook County - 312-864

Cook County - 312-865

Cook County - 312-866

Cook County - 312-867

Cook County - 312-869

Cook County - 312-870

Cook County - 312-871

Cook County - 312-873

Cook County - 312-874

Cook County - 312-875

Cook County - 312-876

Cook County - 312-877

Cook County - 312-878

Cook County - 312-879

Cook County - 312-880

Cook County - 312-881

Cook County - 312-882

Cook County - 312-883

Cook County - 312-884

Cook County - 312-885

Cook County - 312-886

Cook County - 312-887

Cook County - 312-888

Cook County - 312-889

Cook County - 312-890

Cook County - 312-891

Cook County - 312-892

Cook County - 312-893

Cook County - 312-894

Cook County - 312-895

Cook County - 312-896

Cook County - 312-897

Cook County - 312-898

Cook County - 312-899

Cook County - 312-901

Cook County - 312-902

Cook County - 312-903

Cook County - 312-904

Cook County - 312-905

Cook County - 312-906

Cook County - 312-907

Cook County - 312-908

Cook County - 312-909

Cook County - 312-910

Cook County - 312-912

Cook County - 312-913

Cook County - 312-914

Cook County - 312-915

Cook County - 312-916

Cook County - 312-917

Cook County - 312-918

Cook County - 312-919

Cook County - 312-920

Cook County - 312-921

Cook County - 312-922

Cook County - 312-923

Cook County - 312-924

Cook County - 312-925

Cook County - 312-926

Cook County - 312-927

Cook County - 312-928

Cook County - 312-929

Cook County - 312-930

Cook County - 312-931

Cook County - 312-932

Cook County - 312-933

Cook County - 312-934

Cook County - 312-935

Cook County - 312-936

Cook County - 312-937

Cook County - 312-938

Cook County - 312-939

Cook County - 312-940

Cook County - 312-941

Cook County - 312-942

Cook County - 312-943

Cook County - 312-944

Cook County - 312-945

Cook County - 312-946

Cook County - 312-947

Cook County - 312-948

Cook County - 312-949

Cook County - 312-951

Cook County - 312-952

Cook County - 312-953

Cook County - 312-954

Cook County - 312-955

Cook County - 312-956

Cook County - 312-957

Cook County - 312-960

Cook County - 312-961

Cook County - 312-962

Cook County - 312-963

Cook County - 312-964

Cook County - 312-965

Cook County - 312-966

Cook County - 312-967

Cook County - 312-968

Cook County - 312-969

Cook County - 312-970

Cook County - 312-971

Cook County - 312-972

Cook County - 312-973

Cook County - 312-974

Cook County - 312-975

Cook County - 312-977

Cook County - 312-978

Cook County - 312-979

Cook County - 312-980

Cook County - 312-981

Cook County - 312-982

Cook County - 312-983

Cook County - 312-984

Cook County - 312-985

Cook County - 312-986

Cook County - 312-987

Cook County - 312-988

Cook County - 312-989

DuPage County - 312-990

Cook County - 312-991

Cook County - 312-992

Cook County - 312-993

Cook County - 312-994

Cook County - 312-995

Cook County - 312-996

Cook County - 312-997

Cook County - 312-998

Cook County - 312-999