City of Chicago


312 Area code: Chicago, Cook - Landline

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 3128642500 | +1 312-864-2500 Illinois U.S.A.
  • 3128642501 | +1 312-864-2501 Illinois U.S.A.
  • 3128642502 | +1 312-864-2502 Illinois U.S.A.
  • 3128642503 | +1 312-864-2503 Illinois U.S.A.
  • 3128642504 | +1 312-864-2504 Illinois U.S.A.
  • 3128642505 | +1 312-864-2505 Illinois U.S.A.
  • 3128642506 | +1 312-864-2506 Illinois U.S.A.
  • 3128642507 | +1 312-864-2507 Illinois U.S.A.
  • 3128642508 | +1 312-864-2508 Illinois U.S.A.
  • 3128642509 | +1 312-864-2509 Illinois U.S.A.
  • 3128642510 | +1 312-864-2510 Illinois U.S.A.
  • 3128642511 | +1 312-864-2511 Illinois U.S.A.
  • 3128642512 | +1 312-864-2512 Illinois U.S.A.
  • 3128642513 | +1 312-864-2513 Illinois U.S.A.
  • 3128642514 | +1 312-864-2514 Illinois U.S.A.
  • 3128642515 | +1 312-864-2515 Illinois U.S.A.
  • 3128642516 | +1 312-864-2516 Illinois U.S.A.
  • 3128642517 | +1 312-864-2517 Illinois U.S.A.
  • 3128642518 | +1 312-864-2518 Illinois U.S.A.
  • 3128642519 | +1 312-864-2519 Illinois U.S.A.
  • 3128642520 | +1 312-864-2520 Illinois U.S.A.
  • 3128642521 | +1 312-864-2521 Illinois U.S.A.
  • 3128642522 | +1 312-864-2522 Illinois U.S.A.
  • 3128642523 | +1 312-864-2523 Illinois U.S.A.
  • 3128642524 | +1 312-864-2524 Illinois U.S.A.
  • 3128642525 | +1 312-864-2525 Illinois U.S.A.
  • 3128642526 | +1 312-864-2526 Illinois U.S.A.
  • 3128642527 | +1 312-864-2527 Illinois U.S.A.
  • 3128642528 | +1 312-864-2528 Illinois U.S.A.
  • 3128642529 | +1 312-864-2529 Illinois U.S.A.
  • 3128642530 | +1 312-864-2530 Illinois U.S.A.
  • 3128642531 | +1 312-864-2531 Illinois U.S.A.
  • 3128642532 | +1 312-864-2532 Illinois U.S.A.
  • 3128642533 | +1 312-864-2533 Illinois U.S.A.
  • 3128642534 | +1 312-864-2534 Illinois U.S.A.
  • 3128642535 | +1 312-864-2535 Illinois U.S.A.
  • 3128642536 | +1 312-864-2536 Illinois U.S.A.
  • 3128642537 | +1 312-864-2537 Illinois U.S.A.
  • 3128642538 | +1 312-864-2538 Illinois U.S.A.
  • 3128642539 | +1 312-864-2539 Illinois U.S.A.
  • 3128642540 | +1 312-864-2540 Illinois U.S.A.
  • 3128642541 | +1 312-864-2541 Illinois U.S.A.
  • 3128642542 | +1 312-864-2542 Illinois U.S.A.
  • 3128642543 | +1 312-864-2543 Illinois U.S.A.
  • 3128642544 | +1 312-864-2544 Illinois U.S.A.
  • 3128642545 | +1 312-864-2545 Illinois U.S.A.
  • 3128642546 | +1 312-864-2546 Illinois U.S.A.
  • 3128642547 | +1 312-864-2547 Illinois U.S.A.
  • 3128642548 | +1 312-864-2548 Illinois U.S.A.
  • 3128642549 | +1 312-864-2549 Illinois U.S.A.
  • 3128642550 | +1 312-864-2550 Illinois U.S.A.
  • 3128642551 | +1 312-864-2551 Illinois U.S.A.
  • 3128642552 | +1 312-864-2552 Illinois U.S.A.
  • 3128642553 | +1 312-864-2553 Illinois U.S.A.
  • 3128642554 | +1 312-864-2554 Illinois U.S.A.
  • 3128642555 | +1 312-864-2555 Illinois U.S.A.
  • 3128642556 | +1 312-864-2556 Illinois U.S.A.
  • 3128642557 | +1 312-864-2557 Illinois U.S.A.
  • 3128642558 | +1 312-864-2558 Illinois U.S.A.
  • 3128642559 | +1 312-864-2559 Illinois U.S.A.
  • 3128642560 | +1 312-864-2560 Illinois U.S.A.
  • 3128642561 | +1 312-864-2561 Illinois U.S.A.
  • 3128642562 | +1 312-864-2562 Illinois U.S.A.
  • 3128642563 | +1 312-864-2563 Illinois U.S.A.
  • 3128642564 | +1 312-864-2564 Illinois U.S.A.
  • 3128642565 | +1 312-864-2565 Illinois U.S.A.
  • 3128642566 | +1 312-864-2566 Illinois U.S.A.
  • 3128642567 | +1 312-864-2567 Illinois U.S.A.
  • 3128642568 | +1 312-864-2568 Illinois U.S.A.
  • 3128642569 | +1 312-864-2569 Illinois U.S.A.
  • 3128642570 | +1 312-864-2570 Illinois U.S.A.
  • 3128642571 | +1 312-864-2571 Illinois U.S.A.
  • 3128642572 | +1 312-864-2572 Illinois U.S.A.
  • 3128642573 | +1 312-864-2573 Illinois U.S.A.
  • 3128642574 | +1 312-864-2574 Illinois U.S.A.
  • 3128642575 | +1 312-864-2575 Illinois U.S.A.
  • 3128642576 | +1 312-864-2576 Illinois U.S.A.
  • 3128642577 | +1 312-864-2577 Illinois U.S.A.
  • 3128642578 | +1 312-864-2578 Illinois U.S.A.
  • 3128642579 | +1 312-864-2579 Illinois U.S.A.
  • 3128642580 | +1 312-864-2580 Illinois U.S.A.
  • 3128642581 | +1 312-864-2581 Illinois U.S.A.
  • 3128642582 | +1 312-864-2582 Illinois U.S.A.
  • 3128642583 | +1 312-864-2583 Illinois U.S.A.
  • 3128642584 | +1 312-864-2584 Illinois U.S.A.
  • 3128642585 | +1 312-864-2585 Illinois U.S.A.
  • 3128642586 | +1 312-864-2586 Illinois U.S.A.
  • 3128642587 | +1 312-864-2587 Illinois U.S.A.
  • 3128642588 | +1 312-864-2588 Illinois U.S.A.
  • 3128642589 | +1 312-864-2589 Illinois U.S.A.
  • 3128642590 | +1 312-864-2590 Illinois U.S.A.
  • 3128642591 | +1 312-864-2591 Illinois U.S.A.
  • 3128642592 | +1 312-864-2592 Illinois U.S.A.
  • 3128642593 | +1 312-864-2593 Illinois U.S.A.
  • 3128642594 | +1 312-864-2594 Illinois U.S.A.
  • 3128642595 | +1 312-864-2595 Illinois U.S.A.
  • 3128642596 | +1 312-864-2596 Illinois U.S.A.
  • 3128642597 | +1 312-864-2597 Illinois U.S.A.
  • 3128642598 | +1 312-864-2598 Illinois U.S.A.
  • 3128642599 | +1 312-864-2599 Illinois U.S.A.