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).

  • 3125668200 | +1 312-566-8200 Illinois U.S.A.
  • 3125668201 | +1 312-566-8201 Illinois U.S.A.
  • 3125668202 | +1 312-566-8202 Illinois U.S.A.
  • 3125668203 | +1 312-566-8203 Illinois U.S.A.
  • 3125668204 | +1 312-566-8204 Illinois U.S.A.
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  • 3125668210 | +1 312-566-8210 Illinois U.S.A.
  • 3125668211 | +1 312-566-8211 Illinois U.S.A.
  • 3125668212 | +1 312-566-8212 Illinois U.S.A.
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  • 3125668224 | +1 312-566-8224 Illinois U.S.A.
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  • 3125668230 | +1 312-566-8230 Illinois U.S.A.
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  • 3125668232 | +1 312-566-8232 Illinois U.S.A.
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  • 3125668247 | +1 312-566-8247 Illinois U.S.A.
  • 3125668248 | +1 312-566-8248 Illinois U.S.A.
  • 3125668249 | +1 312-566-8249 Illinois U.S.A.
  • 3125668250 | +1 312-566-8250 Illinois U.S.A.
  • 3125668251 | +1 312-566-8251 Illinois U.S.A.
  • 3125668252 | +1 312-566-8252 Illinois U.S.A.
  • 3125668253 | +1 312-566-8253 Illinois U.S.A.
  • 3125668254 | +1 312-566-8254 Illinois U.S.A.
  • 3125668255 | +1 312-566-8255 Illinois U.S.A.
  • 3125668256 | +1 312-566-8256 Illinois U.S.A.
  • 3125668257 | +1 312-566-8257 Illinois U.S.A.
  • 3125668258 | +1 312-566-8258 Illinois U.S.A.
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  • 3125668260 | +1 312-566-8260 Illinois U.S.A.
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  • 3125668267 | +1 312-566-8267 Illinois U.S.A.
  • 3125668268 | +1 312-566-8268 Illinois U.S.A.
  • 3125668269 | +1 312-566-8269 Illinois U.S.A.
  • 3125668270 | +1 312-566-8270 Illinois U.S.A.
  • 3125668271 | +1 312-566-8271 Illinois U.S.A.
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  • 3125668273 | +1 312-566-8273 Illinois U.S.A.
  • 3125668274 | +1 312-566-8274 Illinois U.S.A.
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  • 3125668276 | +1 312-566-8276 Illinois U.S.A.
  • 3125668277 | +1 312-566-8277 Illinois U.S.A.
  • 3125668278 | +1 312-566-8278 Illinois U.S.A.
  • 3125668279 | +1 312-566-8279 Illinois U.S.A.
  • 3125668280 | +1 312-566-8280 Illinois U.S.A.
  • 3125668281 | +1 312-566-8281 Illinois U.S.A.
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  • 3125668297 | +1 312-566-8297 Illinois U.S.A.
  • 3125668298 | +1 312-566-8298 Illinois U.S.A.
  • 3125668299 | +1 312-566-8299 Illinois U.S.A.