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).

  • 3123868300 | +1 312-386-8300 Illinois U.S.A.
  • 3123868301 | +1 312-386-8301 Illinois U.S.A.
  • 3123868302 | +1 312-386-8302 Illinois U.S.A.
  • 3123868303 | +1 312-386-8303 Illinois U.S.A.
  • 3123868304 | +1 312-386-8304 Illinois U.S.A.
  • 3123868305 | +1 312-386-8305 Illinois U.S.A.
  • 3123868306 | +1 312-386-8306 Illinois U.S.A.
  • 3123868307 | +1 312-386-8307 Illinois U.S.A.
  • 3123868308 | +1 312-386-8308 Illinois U.S.A.
  • 3123868309 | +1 312-386-8309 Illinois U.S.A.
  • 3123868310 | +1 312-386-8310 Illinois U.S.A.
  • 3123868311 | +1 312-386-8311 Illinois U.S.A.
  • 3123868312 | +1 312-386-8312 Illinois U.S.A.
  • 3123868313 | +1 312-386-8313 Illinois U.S.A.
  • 3123868314 | +1 312-386-8314 Illinois U.S.A.
  • 3123868315 | +1 312-386-8315 Illinois U.S.A.
  • 3123868316 | +1 312-386-8316 Illinois U.S.A.
  • 3123868317 | +1 312-386-8317 Illinois U.S.A.
  • 3123868318 | +1 312-386-8318 Illinois U.S.A.
  • 3123868319 | +1 312-386-8319 Illinois U.S.A.
  • 3123868320 | +1 312-386-8320 Illinois U.S.A.
  • 3123868321 | +1 312-386-8321 Illinois U.S.A.
  • 3123868322 | +1 312-386-8322 Illinois U.S.A.
  • 3123868323 | +1 312-386-8323 Illinois U.S.A.
  • 3123868324 | +1 312-386-8324 Illinois U.S.A.
  • 3123868325 | +1 312-386-8325 Illinois U.S.A.
  • 3123868326 | +1 312-386-8326 Illinois U.S.A.
  • 3123868327 | +1 312-386-8327 Illinois U.S.A.
  • 3123868328 | +1 312-386-8328 Illinois U.S.A.
  • 3123868329 | +1 312-386-8329 Illinois U.S.A.
  • 3123868330 | +1 312-386-8330 Illinois U.S.A.
  • 3123868331 | +1 312-386-8331 Illinois U.S.A.
  • 3123868332 | +1 312-386-8332 Illinois U.S.A.
  • 3123868333 | +1 312-386-8333 Illinois U.S.A.
  • 3123868334 | +1 312-386-8334 Illinois U.S.A.
  • 3123868335 | +1 312-386-8335 Illinois U.S.A.
  • 3123868336 | +1 312-386-8336 Illinois U.S.A.
  • 3123868337 | +1 312-386-8337 Illinois U.S.A.
  • 3123868338 | +1 312-386-8338 Illinois U.S.A.
  • 3123868339 | +1 312-386-8339 Illinois U.S.A.
  • 3123868340 | +1 312-386-8340 Illinois U.S.A.
  • 3123868341 | +1 312-386-8341 Illinois U.S.A.
  • 3123868342 | +1 312-386-8342 Illinois U.S.A.
  • 3123868343 | +1 312-386-8343 Illinois U.S.A.
  • 3123868344 | +1 312-386-8344 Illinois U.S.A.
  • 3123868345 | +1 312-386-8345 Illinois U.S.A.
  • 3123868346 | +1 312-386-8346 Illinois U.S.A.
  • 3123868347 | +1 312-386-8347 Illinois U.S.A.
  • 3123868348 | +1 312-386-8348 Illinois U.S.A.
  • 3123868349 | +1 312-386-8349 Illinois U.S.A.
  • 3123868350 | +1 312-386-8350 Illinois U.S.A.
  • 3123868351 | +1 312-386-8351 Illinois U.S.A.
  • 3123868352 | +1 312-386-8352 Illinois U.S.A.
  • 3123868353 | +1 312-386-8353 Illinois U.S.A.
  • 3123868354 | +1 312-386-8354 Illinois U.S.A.
  • 3123868355 | +1 312-386-8355 Illinois U.S.A.
  • 3123868356 | +1 312-386-8356 Illinois U.S.A.
  • 3123868357 | +1 312-386-8357 Illinois U.S.A.
  • 3123868358 | +1 312-386-8358 Illinois U.S.A.
  • 3123868359 | +1 312-386-8359 Illinois U.S.A.
  • 3123868360 | +1 312-386-8360 Illinois U.S.A.
  • 3123868361 | +1 312-386-8361 Illinois U.S.A.
  • 3123868362 | +1 312-386-8362 Illinois U.S.A.
  • 3123868363 | +1 312-386-8363 Illinois U.S.A.
  • 3123868364 | +1 312-386-8364 Illinois U.S.A.
  • 3123868365 | +1 312-386-8365 Illinois U.S.A.
  • 3123868366 | +1 312-386-8366 Illinois U.S.A.
  • 3123868367 | +1 312-386-8367 Illinois U.S.A.
  • 3123868368 | +1 312-386-8368 Illinois U.S.A.
  • 3123868369 | +1 312-386-8369 Illinois U.S.A.
  • 3123868370 | +1 312-386-8370 Illinois U.S.A.
  • 3123868371 | +1 312-386-8371 Illinois U.S.A.
  • 3123868372 | +1 312-386-8372 Illinois U.S.A.
  • 3123868373 | +1 312-386-8373 Illinois U.S.A.
  • 3123868374 | +1 312-386-8374 Illinois U.S.A.
  • 3123868375 | +1 312-386-8375 Illinois U.S.A.
  • 3123868376 | +1 312-386-8376 Illinois U.S.A.
  • 3123868377 | +1 312-386-8377 Illinois U.S.A.
  • 3123868378 | +1 312-386-8378 Illinois U.S.A.
  • 3123868379 | +1 312-386-8379 Illinois U.S.A.
  • 3123868380 | +1 312-386-8380 Illinois U.S.A.
  • 3123868381 | +1 312-386-8381 Illinois U.S.A.
  • 3123868382 | +1 312-386-8382 Illinois U.S.A.
  • 3123868383 | +1 312-386-8383 Illinois U.S.A.
  • 3123868384 | +1 312-386-8384 Illinois U.S.A.
  • 3123868385 | +1 312-386-8385 Illinois U.S.A.
  • 3123868386 | +1 312-386-8386 Illinois U.S.A.
  • 3123868387 | +1 312-386-8387 Illinois U.S.A.
  • 3123868388 | +1 312-386-8388 Illinois U.S.A.
  • 3123868389 | +1 312-386-8389 Illinois U.S.A.
  • 3123868390 | +1 312-386-8390 Illinois U.S.A.
  • 3123868391 | +1 312-386-8391 Illinois U.S.A.
  • 3123868392 | +1 312-386-8392 Illinois U.S.A.
  • 3123868393 | +1 312-386-8393 Illinois U.S.A.
  • 3123868394 | +1 312-386-8394 Illinois U.S.A.
  • 3123868395 | +1 312-386-8395 Illinois U.S.A.
  • 3123868396 | +1 312-386-8396 Illinois U.S.A.
  • 3123868397 | +1 312-386-8397 Illinois U.S.A.
  • 3123868398 | +1 312-386-8398 Illinois U.S.A.
  • 3123868399 | +1 312-386-8399 Illinois U.S.A.