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).

  • 3125038300 | +1 312-503-8300 Illinois U.S.A.
  • 3125038301 | +1 312-503-8301 Illinois U.S.A.
  • 3125038302 | +1 312-503-8302 Illinois U.S.A.
  • 3125038303 | +1 312-503-8303 Illinois U.S.A.
  • 3125038304 | +1 312-503-8304 Illinois U.S.A.
  • 3125038305 | +1 312-503-8305 Illinois U.S.A.
  • 3125038306 | +1 312-503-8306 Illinois U.S.A.
  • 3125038307 | +1 312-503-8307 Illinois U.S.A.
  • 3125038308 | +1 312-503-8308 Illinois U.S.A.
  • 3125038309 | +1 312-503-8309 Illinois U.S.A.
  • 3125038310 | +1 312-503-8310 Illinois U.S.A.
  • 3125038311 | +1 312-503-8311 Illinois U.S.A.
  • 3125038312 | +1 312-503-8312 Illinois U.S.A.
  • 3125038313 | +1 312-503-8313 Illinois U.S.A.
  • 3125038314 | +1 312-503-8314 Illinois U.S.A.
  • 3125038315 | +1 312-503-8315 Illinois U.S.A.
  • 3125038316 | +1 312-503-8316 Illinois U.S.A.
  • 3125038317 | +1 312-503-8317 Illinois U.S.A.
  • 3125038318 | +1 312-503-8318 Illinois U.S.A.
  • 3125038319 | +1 312-503-8319 Illinois U.S.A.
  • 3125038320 | +1 312-503-8320 Illinois U.S.A.
  • 3125038321 | +1 312-503-8321 Illinois U.S.A.
  • 3125038322 | +1 312-503-8322 Illinois U.S.A.
  • 3125038323 | +1 312-503-8323 Illinois U.S.A.
  • 3125038324 | +1 312-503-8324 Illinois U.S.A.
  • 3125038325 | +1 312-503-8325 Illinois U.S.A.
  • 3125038326 | +1 312-503-8326 Illinois U.S.A.
  • 3125038327 | +1 312-503-8327 Illinois U.S.A.
  • 3125038328 | +1 312-503-8328 Illinois U.S.A.
  • 3125038329 | +1 312-503-8329 Illinois U.S.A.
  • 3125038330 | +1 312-503-8330 Illinois U.S.A.
  • 3125038331 | +1 312-503-8331 Illinois U.S.A.
  • 3125038332 | +1 312-503-8332 Illinois U.S.A.
  • 3125038333 | +1 312-503-8333 Illinois U.S.A.
  • 3125038334 | +1 312-503-8334 Illinois U.S.A.
  • 3125038335 | +1 312-503-8335 Illinois U.S.A.
  • 3125038336 | +1 312-503-8336 Illinois U.S.A.
  • 3125038337 | +1 312-503-8337 Illinois U.S.A.
  • 3125038338 | +1 312-503-8338 Illinois U.S.A.
  • 3125038339 | +1 312-503-8339 Illinois U.S.A.
  • 3125038340 | +1 312-503-8340 Illinois U.S.A.
  • 3125038341 | +1 312-503-8341 Illinois U.S.A.
  • 3125038342 | +1 312-503-8342 Illinois U.S.A.
  • 3125038343 | +1 312-503-8343 Illinois U.S.A.
  • 3125038344 | +1 312-503-8344 Illinois U.S.A.
  • 3125038345 | +1 312-503-8345 Illinois U.S.A.
  • 3125038346 | +1 312-503-8346 Illinois U.S.A.
  • 3125038347 | +1 312-503-8347 Illinois U.S.A.
  • 3125038348 | +1 312-503-8348 Illinois U.S.A.
  • 3125038349 | +1 312-503-8349 Illinois U.S.A.
  • 3125038350 | +1 312-503-8350 Illinois U.S.A.
  • 3125038351 | +1 312-503-8351 Illinois U.S.A.
  • 3125038352 | +1 312-503-8352 Illinois U.S.A.
  • 3125038353 | +1 312-503-8353 Illinois U.S.A.
  • 3125038354 | +1 312-503-8354 Illinois U.S.A.
  • 3125038355 | +1 312-503-8355 Illinois U.S.A.
  • 3125038356 | +1 312-503-8356 Illinois U.S.A.
  • 3125038357 | +1 312-503-8357 Illinois U.S.A.
  • 3125038358 | +1 312-503-8358 Illinois U.S.A.
  • 3125038359 | +1 312-503-8359 Illinois U.S.A.
  • 3125038360 | +1 312-503-8360 Illinois U.S.A.
  • 3125038361 | +1 312-503-8361 Illinois U.S.A.
  • 3125038362 | +1 312-503-8362 Illinois U.S.A.
  • 3125038363 | +1 312-503-8363 Illinois U.S.A.
  • 3125038364 | +1 312-503-8364 Illinois U.S.A.
  • 3125038365 | +1 312-503-8365 Illinois U.S.A.
  • 3125038366 | +1 312-503-8366 Illinois U.S.A.
  • 3125038367 | +1 312-503-8367 Illinois U.S.A.
  • 3125038368 | +1 312-503-8368 Illinois U.S.A.
  • 3125038369 | +1 312-503-8369 Illinois U.S.A.
  • 3125038370 | +1 312-503-8370 Illinois U.S.A.
  • 3125038371 | +1 312-503-8371 Illinois U.S.A.
  • 3125038372 | +1 312-503-8372 Illinois U.S.A.
  • 3125038373 | +1 312-503-8373 Illinois U.S.A.
  • 3125038374 | +1 312-503-8374 Illinois U.S.A.
  • 3125038375 | +1 312-503-8375 Illinois U.S.A.
  • 3125038376 | +1 312-503-8376 Illinois U.S.A.
  • 3125038377 | +1 312-503-8377 Illinois U.S.A.
  • 3125038378 | +1 312-503-8378 Illinois U.S.A.
  • 3125038379 | +1 312-503-8379 Illinois U.S.A.
  • 3125038380 | +1 312-503-8380 Illinois U.S.A.
  • 3125038381 | +1 312-503-8381 Illinois U.S.A.
  • 3125038382 | +1 312-503-8382 Illinois U.S.A.
  • 3125038383 | +1 312-503-8383 Illinois U.S.A.
  • 3125038384 | +1 312-503-8384 Illinois U.S.A.
  • 3125038385 | +1 312-503-8385 Illinois U.S.A.
  • 3125038386 | +1 312-503-8386 Illinois U.S.A.
  • 3125038387 | +1 312-503-8387 Illinois U.S.A.
  • 3125038388 | +1 312-503-8388 Illinois U.S.A.
  • 3125038389 | +1 312-503-8389 Illinois U.S.A.
  • 3125038390 | +1 312-503-8390 Illinois U.S.A.
  • 3125038391 | +1 312-503-8391 Illinois U.S.A.
  • 3125038392 | +1 312-503-8392 Illinois U.S.A.
  • 3125038393 | +1 312-503-8393 Illinois U.S.A.
  • 3125038394 | +1 312-503-8394 Illinois U.S.A.
  • 3125038395 | +1 312-503-8395 Illinois U.S.A.
  • 3125038396 | +1 312-503-8396 Illinois U.S.A.
  • 3125038397 | +1 312-503-8397 Illinois U.S.A.
  • 3125038398 | +1 312-503-8398 Illinois U.S.A.
  • 3125038399 | +1 312-503-8399 Illinois U.S.A.