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).

  • 3128538300 | +1 312-853-8300 Illinois U.S.A.
  • 3128538301 | +1 312-853-8301 Illinois U.S.A.
  • 3128538302 | +1 312-853-8302 Illinois U.S.A.
  • 3128538303 | +1 312-853-8303 Illinois U.S.A.
  • 3128538304 | +1 312-853-8304 Illinois U.S.A.
  • 3128538305 | +1 312-853-8305 Illinois U.S.A.
  • 3128538306 | +1 312-853-8306 Illinois U.S.A.
  • 3128538307 | +1 312-853-8307 Illinois U.S.A.
  • 3128538308 | +1 312-853-8308 Illinois U.S.A.
  • 3128538309 | +1 312-853-8309 Illinois U.S.A.
  • 3128538310 | +1 312-853-8310 Illinois U.S.A.
  • 3128538311 | +1 312-853-8311 Illinois U.S.A.
  • 3128538312 | +1 312-853-8312 Illinois U.S.A.
  • 3128538313 | +1 312-853-8313 Illinois U.S.A.
  • 3128538314 | +1 312-853-8314 Illinois U.S.A.
  • 3128538315 | +1 312-853-8315 Illinois U.S.A.
  • 3128538316 | +1 312-853-8316 Illinois U.S.A.
  • 3128538317 | +1 312-853-8317 Illinois U.S.A.
  • 3128538318 | +1 312-853-8318 Illinois U.S.A.
  • 3128538319 | +1 312-853-8319 Illinois U.S.A.
  • 3128538320 | +1 312-853-8320 Illinois U.S.A.
  • 3128538321 | +1 312-853-8321 Illinois U.S.A.
  • 3128538322 | +1 312-853-8322 Illinois U.S.A.
  • 3128538323 | +1 312-853-8323 Illinois U.S.A.
  • 3128538324 | +1 312-853-8324 Illinois U.S.A.
  • 3128538325 | +1 312-853-8325 Illinois U.S.A.
  • 3128538326 | +1 312-853-8326 Illinois U.S.A.
  • 3128538327 | +1 312-853-8327 Illinois U.S.A.
  • 3128538328 | +1 312-853-8328 Illinois U.S.A.
  • 3128538329 | +1 312-853-8329 Illinois U.S.A.
  • 3128538330 | +1 312-853-8330 Illinois U.S.A.
  • 3128538331 | +1 312-853-8331 Illinois U.S.A.
  • 3128538332 | +1 312-853-8332 Illinois U.S.A.
  • 3128538333 | +1 312-853-8333 Illinois U.S.A.
  • 3128538334 | +1 312-853-8334 Illinois U.S.A.
  • 3128538335 | +1 312-853-8335 Illinois U.S.A.
  • 3128538336 | +1 312-853-8336 Illinois U.S.A.
  • 3128538337 | +1 312-853-8337 Illinois U.S.A.
  • 3128538338 | +1 312-853-8338 Illinois U.S.A.
  • 3128538339 | +1 312-853-8339 Illinois U.S.A.
  • 3128538340 | +1 312-853-8340 Illinois U.S.A.
  • 3128538341 | +1 312-853-8341 Illinois U.S.A.
  • 3128538342 | +1 312-853-8342 Illinois U.S.A.
  • 3128538343 | +1 312-853-8343 Illinois U.S.A.
  • 3128538344 | +1 312-853-8344 Illinois U.S.A.
  • 3128538345 | +1 312-853-8345 Illinois U.S.A.
  • 3128538346 | +1 312-853-8346 Illinois U.S.A.
  • 3128538347 | +1 312-853-8347 Illinois U.S.A.
  • 3128538348 | +1 312-853-8348 Illinois U.S.A.
  • 3128538349 | +1 312-853-8349 Illinois U.S.A.
  • 3128538350 | +1 312-853-8350 Illinois U.S.A.
  • 3128538351 | +1 312-853-8351 Illinois U.S.A.
  • 3128538352 | +1 312-853-8352 Illinois U.S.A.
  • 3128538353 | +1 312-853-8353 Illinois U.S.A.
  • 3128538354 | +1 312-853-8354 Illinois U.S.A.
  • 3128538355 | +1 312-853-8355 Illinois U.S.A.
  • 3128538356 | +1 312-853-8356 Illinois U.S.A.
  • 3128538357 | +1 312-853-8357 Illinois U.S.A.
  • 3128538358 | +1 312-853-8358 Illinois U.S.A.
  • 3128538359 | +1 312-853-8359 Illinois U.S.A.
  • 3128538360 | +1 312-853-8360 Illinois U.S.A.
  • 3128538361 | +1 312-853-8361 Illinois U.S.A.
  • 3128538362 | +1 312-853-8362 Illinois U.S.A.
  • 3128538363 | +1 312-853-8363 Illinois U.S.A.
  • 3128538364 | +1 312-853-8364 Illinois U.S.A.
  • 3128538365 | +1 312-853-8365 Illinois U.S.A.
  • 3128538366 | +1 312-853-8366 Illinois U.S.A.
  • 3128538367 | +1 312-853-8367 Illinois U.S.A.
  • 3128538368 | +1 312-853-8368 Illinois U.S.A.
  • 3128538369 | +1 312-853-8369 Illinois U.S.A.
  • 3128538370 | +1 312-853-8370 Illinois U.S.A.
  • 3128538371 | +1 312-853-8371 Illinois U.S.A.
  • 3128538372 | +1 312-853-8372 Illinois U.S.A.
  • 3128538373 | +1 312-853-8373 Illinois U.S.A.
  • 3128538374 | +1 312-853-8374 Illinois U.S.A.
  • 3128538375 | +1 312-853-8375 Illinois U.S.A.
  • 3128538376 | +1 312-853-8376 Illinois U.S.A.
  • 3128538377 | +1 312-853-8377 Illinois U.S.A.
  • 3128538378 | +1 312-853-8378 Illinois U.S.A.
  • 3128538379 | +1 312-853-8379 Illinois U.S.A.
  • 3128538380 | +1 312-853-8380 Illinois U.S.A.
  • 3128538381 | +1 312-853-8381 Illinois U.S.A.
  • 3128538382 | +1 312-853-8382 Illinois U.S.A.
  • 3128538383 | +1 312-853-8383 Illinois U.S.A.
  • 3128538384 | +1 312-853-8384 Illinois U.S.A.
  • 3128538385 | +1 312-853-8385 Illinois U.S.A.
  • 3128538386 | +1 312-853-8386 Illinois U.S.A.
  • 3128538387 | +1 312-853-8387 Illinois U.S.A.
  • 3128538388 | +1 312-853-8388 Illinois U.S.A.
  • 3128538389 | +1 312-853-8389 Illinois U.S.A.
  • 3128538390 | +1 312-853-8390 Illinois U.S.A.
  • 3128538391 | +1 312-853-8391 Illinois U.S.A.
  • 3128538392 | +1 312-853-8392 Illinois U.S.A.
  • 3128538393 | +1 312-853-8393 Illinois U.S.A.
  • 3128538394 | +1 312-853-8394 Illinois U.S.A.
  • 3128538395 | +1 312-853-8395 Illinois U.S.A.
  • 3128538396 | +1 312-853-8396 Illinois U.S.A.
  • 3128538397 | +1 312-853-8397 Illinois U.S.A.
  • 3128538398 | +1 312-853-8398 Illinois U.S.A.
  • 3128538399 | +1 312-853-8399 Illinois U.S.A.