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).

  • 3127261300 | +1 312-726-1300 Illinois U.S.A.
  • 3127261301 | +1 312-726-1301 Illinois U.S.A.
  • 3127261302 | +1 312-726-1302 Illinois U.S.A.
  • 3127261303 | +1 312-726-1303 Illinois U.S.A.
  • 3127261304 | +1 312-726-1304 Illinois U.S.A.
  • 3127261305 | +1 312-726-1305 Illinois U.S.A.
  • 3127261306 | +1 312-726-1306 Illinois U.S.A.
  • 3127261307 | +1 312-726-1307 Illinois U.S.A.
  • 3127261308 | +1 312-726-1308 Illinois U.S.A.
  • 3127261309 | +1 312-726-1309 Illinois U.S.A.
  • 3127261310 | +1 312-726-1310 Illinois U.S.A.
  • 3127261311 | +1 312-726-1311 Illinois U.S.A.
  • 3127261312 | +1 312-726-1312 Illinois U.S.A.
  • 3127261313 | +1 312-726-1313 Illinois U.S.A.
  • 3127261314 | +1 312-726-1314 Illinois U.S.A.
  • 3127261315 | +1 312-726-1315 Illinois U.S.A.
  • 3127261316 | +1 312-726-1316 Illinois U.S.A.
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  • 3127261318 | +1 312-726-1318 Illinois U.S.A.
  • 3127261319 | +1 312-726-1319 Illinois U.S.A.
  • 3127261320 | +1 312-726-1320 Illinois U.S.A.
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  • 3127261322 | +1 312-726-1322 Illinois U.S.A.
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  • 3127261350 | +1 312-726-1350 Illinois U.S.A.
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  • 3127261353 | +1 312-726-1353 Illinois U.S.A.
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  • 3127261355 | +1 312-726-1355 Illinois U.S.A.
  • 3127261356 | +1 312-726-1356 Illinois U.S.A.
  • 3127261357 | +1 312-726-1357 Illinois U.S.A.
  • 3127261358 | +1 312-726-1358 Illinois U.S.A.
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  • 3127261360 | +1 312-726-1360 Illinois U.S.A.
  • 3127261361 | +1 312-726-1361 Illinois U.S.A.
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  • 3127261363 | +1 312-726-1363 Illinois U.S.A.
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  • 3127261367 | +1 312-726-1367 Illinois U.S.A.
  • 3127261368 | +1 312-726-1368 Illinois U.S.A.
  • 3127261369 | +1 312-726-1369 Illinois U.S.A.
  • 3127261370 | +1 312-726-1370 Illinois U.S.A.
  • 3127261371 | +1 312-726-1371 Illinois U.S.A.
  • 3127261372 | +1 312-726-1372 Illinois U.S.A.
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  • 3127261376 | +1 312-726-1376 Illinois U.S.A.
  • 3127261377 | +1 312-726-1377 Illinois U.S.A.
  • 3127261378 | +1 312-726-1378 Illinois U.S.A.
  • 3127261379 | +1 312-726-1379 Illinois U.S.A.
  • 3127261380 | +1 312-726-1380 Illinois U.S.A.
  • 3127261381 | +1 312-726-1381 Illinois U.S.A.
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  • 3127261388 | +1 312-726-1388 Illinois U.S.A.
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  • 3127261391 | +1 312-726-1391 Illinois U.S.A.
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  • 3127261396 | +1 312-726-1396 Illinois U.S.A.
  • 3127261397 | +1 312-726-1397 Illinois U.S.A.
  • 3127261398 | +1 312-726-1398 Illinois U.S.A.
  • 3127261399 | +1 312-726-1399 Illinois U.S.A.