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).

  • 3124729300 | +1 312-472-9300 Illinois U.S.A.
  • 3124729301 | +1 312-472-9301 Illinois U.S.A.
  • 3124729302 | +1 312-472-9302 Illinois U.S.A.
  • 3124729303 | +1 312-472-9303 Illinois U.S.A.
  • 3124729304 | +1 312-472-9304 Illinois U.S.A.
  • 3124729305 | +1 312-472-9305 Illinois U.S.A.
  • 3124729306 | +1 312-472-9306 Illinois U.S.A.
  • 3124729307 | +1 312-472-9307 Illinois U.S.A.
  • 3124729308 | +1 312-472-9308 Illinois U.S.A.
  • 3124729309 | +1 312-472-9309 Illinois U.S.A.
  • 3124729310 | +1 312-472-9310 Illinois U.S.A.
  • 3124729311 | +1 312-472-9311 Illinois U.S.A.
  • 3124729312 | +1 312-472-9312 Illinois U.S.A.
  • 3124729313 | +1 312-472-9313 Illinois U.S.A.
  • 3124729314 | +1 312-472-9314 Illinois U.S.A.
  • 3124729315 | +1 312-472-9315 Illinois U.S.A.
  • 3124729316 | +1 312-472-9316 Illinois U.S.A.
  • 3124729317 | +1 312-472-9317 Illinois U.S.A.
  • 3124729318 | +1 312-472-9318 Illinois U.S.A.
  • 3124729319 | +1 312-472-9319 Illinois U.S.A.
  • 3124729320 | +1 312-472-9320 Illinois U.S.A.
  • 3124729321 | +1 312-472-9321 Illinois U.S.A.
  • 3124729322 | +1 312-472-9322 Illinois U.S.A.
  • 3124729323 | +1 312-472-9323 Illinois U.S.A.
  • 3124729324 | +1 312-472-9324 Illinois U.S.A.
  • 3124729325 | +1 312-472-9325 Illinois U.S.A.
  • 3124729326 | +1 312-472-9326 Illinois U.S.A.
  • 3124729327 | +1 312-472-9327 Illinois U.S.A.
  • 3124729328 | +1 312-472-9328 Illinois U.S.A.
  • 3124729329 | +1 312-472-9329 Illinois U.S.A.
  • 3124729330 | +1 312-472-9330 Illinois U.S.A.
  • 3124729331 | +1 312-472-9331 Illinois U.S.A.
  • 3124729332 | +1 312-472-9332 Illinois U.S.A.
  • 3124729333 | +1 312-472-9333 Illinois U.S.A.
  • 3124729334 | +1 312-472-9334 Illinois U.S.A.
  • 3124729335 | +1 312-472-9335 Illinois U.S.A.
  • 3124729336 | +1 312-472-9336 Illinois U.S.A.
  • 3124729337 | +1 312-472-9337 Illinois U.S.A.
  • 3124729338 | +1 312-472-9338 Illinois U.S.A.
  • 3124729339 | +1 312-472-9339 Illinois U.S.A.
  • 3124729340 | +1 312-472-9340 Illinois U.S.A.
  • 3124729341 | +1 312-472-9341 Illinois U.S.A.
  • 3124729342 | +1 312-472-9342 Illinois U.S.A.
  • 3124729343 | +1 312-472-9343 Illinois U.S.A.
  • 3124729344 | +1 312-472-9344 Illinois U.S.A.
  • 3124729345 | +1 312-472-9345 Illinois U.S.A.
  • 3124729346 | +1 312-472-9346 Illinois U.S.A.
  • 3124729347 | +1 312-472-9347 Illinois U.S.A.
  • 3124729348 | +1 312-472-9348 Illinois U.S.A.
  • 3124729349 | +1 312-472-9349 Illinois U.S.A.
  • 3124729350 | +1 312-472-9350 Illinois U.S.A.
  • 3124729351 | +1 312-472-9351 Illinois U.S.A.
  • 3124729352 | +1 312-472-9352 Illinois U.S.A.
  • 3124729353 | +1 312-472-9353 Illinois U.S.A.
  • 3124729354 | +1 312-472-9354 Illinois U.S.A.
  • 3124729355 | +1 312-472-9355 Illinois U.S.A.
  • 3124729356 | +1 312-472-9356 Illinois U.S.A.
  • 3124729357 | +1 312-472-9357 Illinois U.S.A.
  • 3124729358 | +1 312-472-9358 Illinois U.S.A.
  • 3124729359 | +1 312-472-9359 Illinois U.S.A.
  • 3124729360 | +1 312-472-9360 Illinois U.S.A.
  • 3124729361 | +1 312-472-9361 Illinois U.S.A.
  • 3124729362 | +1 312-472-9362 Illinois U.S.A.
  • 3124729363 | +1 312-472-9363 Illinois U.S.A.
  • 3124729364 | +1 312-472-9364 Illinois U.S.A.
  • 3124729365 | +1 312-472-9365 Illinois U.S.A.
  • 3124729366 | +1 312-472-9366 Illinois U.S.A.
  • 3124729367 | +1 312-472-9367 Illinois U.S.A.
  • 3124729368 | +1 312-472-9368 Illinois U.S.A.
  • 3124729369 | +1 312-472-9369 Illinois U.S.A.
  • 3124729370 | +1 312-472-9370 Illinois U.S.A.
  • 3124729371 | +1 312-472-9371 Illinois U.S.A.
  • 3124729372 | +1 312-472-9372 Illinois U.S.A.
  • 3124729373 | +1 312-472-9373 Illinois U.S.A.
  • 3124729374 | +1 312-472-9374 Illinois U.S.A.
  • 3124729375 | +1 312-472-9375 Illinois U.S.A.
  • 3124729376 | +1 312-472-9376 Illinois U.S.A.
  • 3124729377 | +1 312-472-9377 Illinois U.S.A.
  • 3124729378 | +1 312-472-9378 Illinois U.S.A.
  • 3124729379 | +1 312-472-9379 Illinois U.S.A.
  • 3124729380 | +1 312-472-9380 Illinois U.S.A.
  • 3124729381 | +1 312-472-9381 Illinois U.S.A.
  • 3124729382 | +1 312-472-9382 Illinois U.S.A.
  • 3124729383 | +1 312-472-9383 Illinois U.S.A.
  • 3124729384 | +1 312-472-9384 Illinois U.S.A.
  • 3124729385 | +1 312-472-9385 Illinois U.S.A.
  • 3124729386 | +1 312-472-9386 Illinois U.S.A.
  • 3124729387 | +1 312-472-9387 Illinois U.S.A.
  • 3124729388 | +1 312-472-9388 Illinois U.S.A.
  • 3124729389 | +1 312-472-9389 Illinois U.S.A.
  • 3124729390 | +1 312-472-9390 Illinois U.S.A.
  • 3124729391 | +1 312-472-9391 Illinois U.S.A.
  • 3124729392 | +1 312-472-9392 Illinois U.S.A.
  • 3124729393 | +1 312-472-9393 Illinois U.S.A.
  • 3124729394 | +1 312-472-9394 Illinois U.S.A.
  • 3124729395 | +1 312-472-9395 Illinois U.S.A.
  • 3124729396 | +1 312-472-9396 Illinois U.S.A.
  • 3124729397 | +1 312-472-9397 Illinois U.S.A.
  • 3124729398 | +1 312-472-9398 Illinois U.S.A.
  • 3124729399 | +1 312-472-9399 Illinois U.S.A.