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).

  • 3124798300 | +1 312-479-8300 Illinois U.S.A.
  • 3124798301 | +1 312-479-8301 Illinois U.S.A.
  • 3124798302 | +1 312-479-8302 Illinois U.S.A.
  • 3124798303 | +1 312-479-8303 Illinois U.S.A.
  • 3124798304 | +1 312-479-8304 Illinois U.S.A.
  • 3124798305 | +1 312-479-8305 Illinois U.S.A.
  • 3124798306 | +1 312-479-8306 Illinois U.S.A.
  • 3124798307 | +1 312-479-8307 Illinois U.S.A.
  • 3124798308 | +1 312-479-8308 Illinois U.S.A.
  • 3124798309 | +1 312-479-8309 Illinois U.S.A.
  • 3124798310 | +1 312-479-8310 Illinois U.S.A.
  • 3124798311 | +1 312-479-8311 Illinois U.S.A.
  • 3124798312 | +1 312-479-8312 Illinois U.S.A.
  • 3124798313 | +1 312-479-8313 Illinois U.S.A.
  • 3124798314 | +1 312-479-8314 Illinois U.S.A.
  • 3124798315 | +1 312-479-8315 Illinois U.S.A.
  • 3124798316 | +1 312-479-8316 Illinois U.S.A.
  • 3124798317 | +1 312-479-8317 Illinois U.S.A.
  • 3124798318 | +1 312-479-8318 Illinois U.S.A.
  • 3124798319 | +1 312-479-8319 Illinois U.S.A.
  • 3124798320 | +1 312-479-8320 Illinois U.S.A.
  • 3124798321 | +1 312-479-8321 Illinois U.S.A.
  • 3124798322 | +1 312-479-8322 Illinois U.S.A.
  • 3124798323 | +1 312-479-8323 Illinois U.S.A.
  • 3124798324 | +1 312-479-8324 Illinois U.S.A.
  • 3124798325 | +1 312-479-8325 Illinois U.S.A.
  • 3124798326 | +1 312-479-8326 Illinois U.S.A.
  • 3124798327 | +1 312-479-8327 Illinois U.S.A.
  • 3124798328 | +1 312-479-8328 Illinois U.S.A.
  • 3124798329 | +1 312-479-8329 Illinois U.S.A.
  • 3124798330 | +1 312-479-8330 Illinois U.S.A.
  • 3124798331 | +1 312-479-8331 Illinois U.S.A.
  • 3124798332 | +1 312-479-8332 Illinois U.S.A.
  • 3124798333 | +1 312-479-8333 Illinois U.S.A.
  • 3124798334 | +1 312-479-8334 Illinois U.S.A.
  • 3124798335 | +1 312-479-8335 Illinois U.S.A.
  • 3124798336 | +1 312-479-8336 Illinois U.S.A.
  • 3124798337 | +1 312-479-8337 Illinois U.S.A.
  • 3124798338 | +1 312-479-8338 Illinois U.S.A.
  • 3124798339 | +1 312-479-8339 Illinois U.S.A.
  • 3124798340 | +1 312-479-8340 Illinois U.S.A.
  • 3124798341 | +1 312-479-8341 Illinois U.S.A.
  • 3124798342 | +1 312-479-8342 Illinois U.S.A.
  • 3124798343 | +1 312-479-8343 Illinois U.S.A.
  • 3124798344 | +1 312-479-8344 Illinois U.S.A.
  • 3124798345 | +1 312-479-8345 Illinois U.S.A.
  • 3124798346 | +1 312-479-8346 Illinois U.S.A.
  • 3124798347 | +1 312-479-8347 Illinois U.S.A.
  • 3124798348 | +1 312-479-8348 Illinois U.S.A.
  • 3124798349 | +1 312-479-8349 Illinois U.S.A.
  • 3124798350 | +1 312-479-8350 Illinois U.S.A.
  • 3124798351 | +1 312-479-8351 Illinois U.S.A.
  • 3124798352 | +1 312-479-8352 Illinois U.S.A.
  • 3124798353 | +1 312-479-8353 Illinois U.S.A.
  • 3124798354 | +1 312-479-8354 Illinois U.S.A.
  • 3124798355 | +1 312-479-8355 Illinois U.S.A.
  • 3124798356 | +1 312-479-8356 Illinois U.S.A.
  • 3124798357 | +1 312-479-8357 Illinois U.S.A.
  • 3124798358 | +1 312-479-8358 Illinois U.S.A.
  • 3124798359 | +1 312-479-8359 Illinois U.S.A.
  • 3124798360 | +1 312-479-8360 Illinois U.S.A.
  • 3124798361 | +1 312-479-8361 Illinois U.S.A.
  • 3124798362 | +1 312-479-8362 Illinois U.S.A.
  • 3124798363 | +1 312-479-8363 Illinois U.S.A.
  • 3124798364 | +1 312-479-8364 Illinois U.S.A.
  • 3124798365 | +1 312-479-8365 Illinois U.S.A.
  • 3124798366 | +1 312-479-8366 Illinois U.S.A.
  • 3124798367 | +1 312-479-8367 Illinois U.S.A.
  • 3124798368 | +1 312-479-8368 Illinois U.S.A.
  • 3124798369 | +1 312-479-8369 Illinois U.S.A.
  • 3124798370 | +1 312-479-8370 Illinois U.S.A.
  • 3124798371 | +1 312-479-8371 Illinois U.S.A.
  • 3124798372 | +1 312-479-8372 Illinois U.S.A.
  • 3124798373 | +1 312-479-8373 Illinois U.S.A.
  • 3124798374 | +1 312-479-8374 Illinois U.S.A.
  • 3124798375 | +1 312-479-8375 Illinois U.S.A.
  • 3124798376 | +1 312-479-8376 Illinois U.S.A.
  • 3124798377 | +1 312-479-8377 Illinois U.S.A.
  • 3124798378 | +1 312-479-8378 Illinois U.S.A.
  • 3124798379 | +1 312-479-8379 Illinois U.S.A.
  • 3124798380 | +1 312-479-8380 Illinois U.S.A.
  • 3124798381 | +1 312-479-8381 Illinois U.S.A.
  • 3124798382 | +1 312-479-8382 Illinois U.S.A.
  • 3124798383 | +1 312-479-8383 Illinois U.S.A.
  • 3124798384 | +1 312-479-8384 Illinois U.S.A.
  • 3124798385 | +1 312-479-8385 Illinois U.S.A.
  • 3124798386 | +1 312-479-8386 Illinois U.S.A.
  • 3124798387 | +1 312-479-8387 Illinois U.S.A.
  • 3124798388 | +1 312-479-8388 Illinois U.S.A.
  • 3124798389 | +1 312-479-8389 Illinois U.S.A.
  • 3124798390 | +1 312-479-8390 Illinois U.S.A.
  • 3124798391 | +1 312-479-8391 Illinois U.S.A.
  • 3124798392 | +1 312-479-8392 Illinois U.S.A.
  • 3124798393 | +1 312-479-8393 Illinois U.S.A.
  • 3124798394 | +1 312-479-8394 Illinois U.S.A.
  • 3124798395 | +1 312-479-8395 Illinois U.S.A.
  • 3124798396 | +1 312-479-8396 Illinois U.S.A.
  • 3124798397 | +1 312-479-8397 Illinois U.S.A.
  • 3124798398 | +1 312-479-8398 Illinois U.S.A.
  • 3124798399 | +1 312-479-8399 Illinois U.S.A.