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).

  • 3124138300 | +1 312-413-8300 Illinois U.S.A.
  • 3124138301 | +1 312-413-8301 Illinois U.S.A.
  • 3124138302 | +1 312-413-8302 Illinois U.S.A.
  • 3124138303 | +1 312-413-8303 Illinois U.S.A.
  • 3124138304 | +1 312-413-8304 Illinois U.S.A.
  • 3124138305 | +1 312-413-8305 Illinois U.S.A.
  • 3124138306 | +1 312-413-8306 Illinois U.S.A.
  • 3124138307 | +1 312-413-8307 Illinois U.S.A.
  • 3124138308 | +1 312-413-8308 Illinois U.S.A.
  • 3124138309 | +1 312-413-8309 Illinois U.S.A.
  • 3124138310 | +1 312-413-8310 Illinois U.S.A.
  • 3124138311 | +1 312-413-8311 Illinois U.S.A.
  • 3124138312 | +1 312-413-8312 Illinois U.S.A.
  • 3124138313 | +1 312-413-8313 Illinois U.S.A.
  • 3124138314 | +1 312-413-8314 Illinois U.S.A.
  • 3124138315 | +1 312-413-8315 Illinois U.S.A.
  • 3124138316 | +1 312-413-8316 Illinois U.S.A.
  • 3124138317 | +1 312-413-8317 Illinois U.S.A.
  • 3124138318 | +1 312-413-8318 Illinois U.S.A.
  • 3124138319 | +1 312-413-8319 Illinois U.S.A.
  • 3124138320 | +1 312-413-8320 Illinois U.S.A.
  • 3124138321 | +1 312-413-8321 Illinois U.S.A.
  • 3124138322 | +1 312-413-8322 Illinois U.S.A.
  • 3124138323 | +1 312-413-8323 Illinois U.S.A.
  • 3124138324 | +1 312-413-8324 Illinois U.S.A.
  • 3124138325 | +1 312-413-8325 Illinois U.S.A.
  • 3124138326 | +1 312-413-8326 Illinois U.S.A.
  • 3124138327 | +1 312-413-8327 Illinois U.S.A.
  • 3124138328 | +1 312-413-8328 Illinois U.S.A.
  • 3124138329 | +1 312-413-8329 Illinois U.S.A.
  • 3124138330 | +1 312-413-8330 Illinois U.S.A.
  • 3124138331 | +1 312-413-8331 Illinois U.S.A.
  • 3124138332 | +1 312-413-8332 Illinois U.S.A.
  • 3124138333 | +1 312-413-8333 Illinois U.S.A.
  • 3124138334 | +1 312-413-8334 Illinois U.S.A.
  • 3124138335 | +1 312-413-8335 Illinois U.S.A.
  • 3124138336 | +1 312-413-8336 Illinois U.S.A.
  • 3124138337 | +1 312-413-8337 Illinois U.S.A.
  • 3124138338 | +1 312-413-8338 Illinois U.S.A.
  • 3124138339 | +1 312-413-8339 Illinois U.S.A.
  • 3124138340 | +1 312-413-8340 Illinois U.S.A.
  • 3124138341 | +1 312-413-8341 Illinois U.S.A.
  • 3124138342 | +1 312-413-8342 Illinois U.S.A.
  • 3124138343 | +1 312-413-8343 Illinois U.S.A.
  • 3124138344 | +1 312-413-8344 Illinois U.S.A.
  • 3124138345 | +1 312-413-8345 Illinois U.S.A.
  • 3124138346 | +1 312-413-8346 Illinois U.S.A.
  • 3124138347 | +1 312-413-8347 Illinois U.S.A.
  • 3124138348 | +1 312-413-8348 Illinois U.S.A.
  • 3124138349 | +1 312-413-8349 Illinois U.S.A.
  • 3124138350 | +1 312-413-8350 Illinois U.S.A.
  • 3124138351 | +1 312-413-8351 Illinois U.S.A.
  • 3124138352 | +1 312-413-8352 Illinois U.S.A.
  • 3124138353 | +1 312-413-8353 Illinois U.S.A.
  • 3124138354 | +1 312-413-8354 Illinois U.S.A.
  • 3124138355 | +1 312-413-8355 Illinois U.S.A.
  • 3124138356 | +1 312-413-8356 Illinois U.S.A.
  • 3124138357 | +1 312-413-8357 Illinois U.S.A.
  • 3124138358 | +1 312-413-8358 Illinois U.S.A.
  • 3124138359 | +1 312-413-8359 Illinois U.S.A.
  • 3124138360 | +1 312-413-8360 Illinois U.S.A.
  • 3124138361 | +1 312-413-8361 Illinois U.S.A.
  • 3124138362 | +1 312-413-8362 Illinois U.S.A.
  • 3124138363 | +1 312-413-8363 Illinois U.S.A.
  • 3124138364 | +1 312-413-8364 Illinois U.S.A.
  • 3124138365 | +1 312-413-8365 Illinois U.S.A.
  • 3124138366 | +1 312-413-8366 Illinois U.S.A.
  • 3124138367 | +1 312-413-8367 Illinois U.S.A.
  • 3124138368 | +1 312-413-8368 Illinois U.S.A.
  • 3124138369 | +1 312-413-8369 Illinois U.S.A.
  • 3124138370 | +1 312-413-8370 Illinois U.S.A.
  • 3124138371 | +1 312-413-8371 Illinois U.S.A.
  • 3124138372 | +1 312-413-8372 Illinois U.S.A.
  • 3124138373 | +1 312-413-8373 Illinois U.S.A.
  • 3124138374 | +1 312-413-8374 Illinois U.S.A.
  • 3124138375 | +1 312-413-8375 Illinois U.S.A.
  • 3124138376 | +1 312-413-8376 Illinois U.S.A.
  • 3124138377 | +1 312-413-8377 Illinois U.S.A.
  • 3124138378 | +1 312-413-8378 Illinois U.S.A.
  • 3124138379 | +1 312-413-8379 Illinois U.S.A.
  • 3124138380 | +1 312-413-8380 Illinois U.S.A.
  • 3124138381 | +1 312-413-8381 Illinois U.S.A.
  • 3124138382 | +1 312-413-8382 Illinois U.S.A.
  • 3124138383 | +1 312-413-8383 Illinois U.S.A.
  • 3124138384 | +1 312-413-8384 Illinois U.S.A.
  • 3124138385 | +1 312-413-8385 Illinois U.S.A.
  • 3124138386 | +1 312-413-8386 Illinois U.S.A.
  • 3124138387 | +1 312-413-8387 Illinois U.S.A.
  • 3124138388 | +1 312-413-8388 Illinois U.S.A.
  • 3124138389 | +1 312-413-8389 Illinois U.S.A.
  • 3124138390 | +1 312-413-8390 Illinois U.S.A.
  • 3124138391 | +1 312-413-8391 Illinois U.S.A.
  • 3124138392 | +1 312-413-8392 Illinois U.S.A.
  • 3124138393 | +1 312-413-8393 Illinois U.S.A.
  • 3124138394 | +1 312-413-8394 Illinois U.S.A.
  • 3124138395 | +1 312-413-8395 Illinois U.S.A.
  • 3124138396 | +1 312-413-8396 Illinois U.S.A.
  • 3124138397 | +1 312-413-8397 Illinois U.S.A.
  • 3124138398 | +1 312-413-8398 Illinois U.S.A.
  • 3124138399 | +1 312-413-8399 Illinois U.S.A.