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).

  • 3122931300 | +1 312-293-1300 Illinois U.S.A.
  • 3122931301 | +1 312-293-1301 Illinois U.S.A.
  • 3122931302 | +1 312-293-1302 Illinois U.S.A.
  • 3122931303 | +1 312-293-1303 Illinois U.S.A.
  • 3122931304 | +1 312-293-1304 Illinois U.S.A.
  • 3122931305 | +1 312-293-1305 Illinois U.S.A.
  • 3122931306 | +1 312-293-1306 Illinois U.S.A.
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  • 3122931309 | +1 312-293-1309 Illinois U.S.A.
  • 3122931310 | +1 312-293-1310 Illinois U.S.A.
  • 3122931311 | +1 312-293-1311 Illinois U.S.A.
  • 3122931312 | +1 312-293-1312 Illinois U.S.A.
  • 3122931313 | +1 312-293-1313 Illinois U.S.A.
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  • 3122931315 | +1 312-293-1315 Illinois U.S.A.
  • 3122931316 | +1 312-293-1316 Illinois U.S.A.
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  • 3122931318 | +1 312-293-1318 Illinois U.S.A.
  • 3122931319 | +1 312-293-1319 Illinois U.S.A.
  • 3122931320 | +1 312-293-1320 Illinois U.S.A.
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  • 3122931323 | +1 312-293-1323 Illinois U.S.A.
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  • 3122931335 | +1 312-293-1335 Illinois U.S.A.
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  • 3122931337 | +1 312-293-1337 Illinois U.S.A.
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  • 3122931340 | +1 312-293-1340 Illinois U.S.A.
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  • 3122931348 | +1 312-293-1348 Illinois U.S.A.
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  • 3122931351 | +1 312-293-1351 Illinois U.S.A.
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  • 3122931357 | +1 312-293-1357 Illinois U.S.A.
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  • 3122931360 | +1 312-293-1360 Illinois U.S.A.
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  • 3122931370 | +1 312-293-1370 Illinois U.S.A.
  • 3122931371 | +1 312-293-1371 Illinois U.S.A.
  • 3122931372 | +1 312-293-1372 Illinois U.S.A.
  • 3122931373 | +1 312-293-1373 Illinois U.S.A.
  • 3122931374 | +1 312-293-1374 Illinois U.S.A.
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  • 3122931376 | +1 312-293-1376 Illinois U.S.A.
  • 3122931377 | +1 312-293-1377 Illinois U.S.A.
  • 3122931378 | +1 312-293-1378 Illinois U.S.A.
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  • 3122931380 | +1 312-293-1380 Illinois U.S.A.
  • 3122931381 | +1 312-293-1381 Illinois U.S.A.
  • 3122931382 | +1 312-293-1382 Illinois U.S.A.
  • 3122931383 | +1 312-293-1383 Illinois U.S.A.
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  • 3122931399 | +1 312-293-1399 Illinois U.S.A.