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).

  • 3127078300 | +1 312-707-8300 Illinois U.S.A.
  • 3127078301 | +1 312-707-8301 Illinois U.S.A.
  • 3127078302 | +1 312-707-8302 Illinois U.S.A.
  • 3127078303 | +1 312-707-8303 Illinois U.S.A.
  • 3127078304 | +1 312-707-8304 Illinois U.S.A.
  • 3127078305 | +1 312-707-8305 Illinois U.S.A.
  • 3127078306 | +1 312-707-8306 Illinois U.S.A.
  • 3127078307 | +1 312-707-8307 Illinois U.S.A.
  • 3127078308 | +1 312-707-8308 Illinois U.S.A.
  • 3127078309 | +1 312-707-8309 Illinois U.S.A.
  • 3127078310 | +1 312-707-8310 Illinois U.S.A.
  • 3127078311 | +1 312-707-8311 Illinois U.S.A.
  • 3127078312 | +1 312-707-8312 Illinois U.S.A.
  • 3127078313 | +1 312-707-8313 Illinois U.S.A.
  • 3127078314 | +1 312-707-8314 Illinois U.S.A.
  • 3127078315 | +1 312-707-8315 Illinois U.S.A.
  • 3127078316 | +1 312-707-8316 Illinois U.S.A.
  • 3127078317 | +1 312-707-8317 Illinois U.S.A.
  • 3127078318 | +1 312-707-8318 Illinois U.S.A.
  • 3127078319 | +1 312-707-8319 Illinois U.S.A.
  • 3127078320 | +1 312-707-8320 Illinois U.S.A.
  • 3127078321 | +1 312-707-8321 Illinois U.S.A.
  • 3127078322 | +1 312-707-8322 Illinois U.S.A.
  • 3127078323 | +1 312-707-8323 Illinois U.S.A.
  • 3127078324 | +1 312-707-8324 Illinois U.S.A.
  • 3127078325 | +1 312-707-8325 Illinois U.S.A.
  • 3127078326 | +1 312-707-8326 Illinois U.S.A.
  • 3127078327 | +1 312-707-8327 Illinois U.S.A.
  • 3127078328 | +1 312-707-8328 Illinois U.S.A.
  • 3127078329 | +1 312-707-8329 Illinois U.S.A.
  • 3127078330 | +1 312-707-8330 Illinois U.S.A.
  • 3127078331 | +1 312-707-8331 Illinois U.S.A.
  • 3127078332 | +1 312-707-8332 Illinois U.S.A.
  • 3127078333 | +1 312-707-8333 Illinois U.S.A.
  • 3127078334 | +1 312-707-8334 Illinois U.S.A.
  • 3127078335 | +1 312-707-8335 Illinois U.S.A.
  • 3127078336 | +1 312-707-8336 Illinois U.S.A.
  • 3127078337 | +1 312-707-8337 Illinois U.S.A.
  • 3127078338 | +1 312-707-8338 Illinois U.S.A.
  • 3127078339 | +1 312-707-8339 Illinois U.S.A.
  • 3127078340 | +1 312-707-8340 Illinois U.S.A.
  • 3127078341 | +1 312-707-8341 Illinois U.S.A.
  • 3127078342 | +1 312-707-8342 Illinois U.S.A.
  • 3127078343 | +1 312-707-8343 Illinois U.S.A.
  • 3127078344 | +1 312-707-8344 Illinois U.S.A.
  • 3127078345 | +1 312-707-8345 Illinois U.S.A.
  • 3127078346 | +1 312-707-8346 Illinois U.S.A.
  • 3127078347 | +1 312-707-8347 Illinois U.S.A.
  • 3127078348 | +1 312-707-8348 Illinois U.S.A.
  • 3127078349 | +1 312-707-8349 Illinois U.S.A.
  • 3127078350 | +1 312-707-8350 Illinois U.S.A.
  • 3127078351 | +1 312-707-8351 Illinois U.S.A.
  • 3127078352 | +1 312-707-8352 Illinois U.S.A.
  • 3127078353 | +1 312-707-8353 Illinois U.S.A.
  • 3127078354 | +1 312-707-8354 Illinois U.S.A.
  • 3127078355 | +1 312-707-8355 Illinois U.S.A.
  • 3127078356 | +1 312-707-8356 Illinois U.S.A.
  • 3127078357 | +1 312-707-8357 Illinois U.S.A.
  • 3127078358 | +1 312-707-8358 Illinois U.S.A.
  • 3127078359 | +1 312-707-8359 Illinois U.S.A.
  • 3127078360 | +1 312-707-8360 Illinois U.S.A.
  • 3127078361 | +1 312-707-8361 Illinois U.S.A.
  • 3127078362 | +1 312-707-8362 Illinois U.S.A.
  • 3127078363 | +1 312-707-8363 Illinois U.S.A.
  • 3127078364 | +1 312-707-8364 Illinois U.S.A.
  • 3127078365 | +1 312-707-8365 Illinois U.S.A.
  • 3127078366 | +1 312-707-8366 Illinois U.S.A.
  • 3127078367 | +1 312-707-8367 Illinois U.S.A.
  • 3127078368 | +1 312-707-8368 Illinois U.S.A.
  • 3127078369 | +1 312-707-8369 Illinois U.S.A.
  • 3127078370 | +1 312-707-8370 Illinois U.S.A.
  • 3127078371 | +1 312-707-8371 Illinois U.S.A.
  • 3127078372 | +1 312-707-8372 Illinois U.S.A.
  • 3127078373 | +1 312-707-8373 Illinois U.S.A.
  • 3127078374 | +1 312-707-8374 Illinois U.S.A.
  • 3127078375 | +1 312-707-8375 Illinois U.S.A.
  • 3127078376 | +1 312-707-8376 Illinois U.S.A.
  • 3127078377 | +1 312-707-8377 Illinois U.S.A.
  • 3127078378 | +1 312-707-8378 Illinois U.S.A.
  • 3127078379 | +1 312-707-8379 Illinois U.S.A.
  • 3127078380 | +1 312-707-8380 Illinois U.S.A.
  • 3127078381 | +1 312-707-8381 Illinois U.S.A.
  • 3127078382 | +1 312-707-8382 Illinois U.S.A.
  • 3127078383 | +1 312-707-8383 Illinois U.S.A.
  • 3127078384 | +1 312-707-8384 Illinois U.S.A.
  • 3127078385 | +1 312-707-8385 Illinois U.S.A.
  • 3127078386 | +1 312-707-8386 Illinois U.S.A.
  • 3127078387 | +1 312-707-8387 Illinois U.S.A.
  • 3127078388 | +1 312-707-8388 Illinois U.S.A.
  • 3127078389 | +1 312-707-8389 Illinois U.S.A.
  • 3127078390 | +1 312-707-8390 Illinois U.S.A.
  • 3127078391 | +1 312-707-8391 Illinois U.S.A.
  • 3127078392 | +1 312-707-8392 Illinois U.S.A.
  • 3127078393 | +1 312-707-8393 Illinois U.S.A.
  • 3127078394 | +1 312-707-8394 Illinois U.S.A.
  • 3127078395 | +1 312-707-8395 Illinois U.S.A.
  • 3127078396 | +1 312-707-8396 Illinois U.S.A.
  • 3127078397 | +1 312-707-8397 Illinois U.S.A.
  • 3127078398 | +1 312-707-8398 Illinois U.S.A.
  • 3127078399 | +1 312-707-8399 Illinois U.S.A.