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).

  • 3128271300 | +1 312-827-1300 Illinois U.S.A.
  • 3128271301 | +1 312-827-1301 Illinois U.S.A.
  • 3128271302 | +1 312-827-1302 Illinois U.S.A.
  • 3128271303 | +1 312-827-1303 Illinois U.S.A.
  • 3128271304 | +1 312-827-1304 Illinois U.S.A.
  • 3128271305 | +1 312-827-1305 Illinois U.S.A.
  • 3128271306 | +1 312-827-1306 Illinois U.S.A.
  • 3128271307 | +1 312-827-1307 Illinois U.S.A.
  • 3128271308 | +1 312-827-1308 Illinois U.S.A.
  • 3128271309 | +1 312-827-1309 Illinois U.S.A.
  • 3128271310 | +1 312-827-1310 Illinois U.S.A.
  • 3128271311 | +1 312-827-1311 Illinois U.S.A.
  • 3128271312 | +1 312-827-1312 Illinois U.S.A.
  • 3128271313 | +1 312-827-1313 Illinois U.S.A.
  • 3128271314 | +1 312-827-1314 Illinois U.S.A.
  • 3128271315 | +1 312-827-1315 Illinois U.S.A.
  • 3128271316 | +1 312-827-1316 Illinois U.S.A.
  • 3128271317 | +1 312-827-1317 Illinois U.S.A.
  • 3128271318 | +1 312-827-1318 Illinois U.S.A.
  • 3128271319 | +1 312-827-1319 Illinois U.S.A.
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  • 3128271321 | +1 312-827-1321 Illinois U.S.A.
  • 3128271322 | +1 312-827-1322 Illinois U.S.A.
  • 3128271323 | +1 312-827-1323 Illinois U.S.A.
  • 3128271324 | +1 312-827-1324 Illinois U.S.A.
  • 3128271325 | +1 312-827-1325 Illinois U.S.A.
  • 3128271326 | +1 312-827-1326 Illinois U.S.A.
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  • 3128271328 | +1 312-827-1328 Illinois U.S.A.
  • 3128271329 | +1 312-827-1329 Illinois U.S.A.
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  • 3128271331 | +1 312-827-1331 Illinois U.S.A.
  • 3128271332 | +1 312-827-1332 Illinois U.S.A.
  • 3128271333 | +1 312-827-1333 Illinois U.S.A.
  • 3128271334 | +1 312-827-1334 Illinois U.S.A.
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  • 3128271348 | +1 312-827-1348 Illinois U.S.A.
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  • 3128271351 | +1 312-827-1351 Illinois U.S.A.
  • 3128271352 | +1 312-827-1352 Illinois U.S.A.
  • 3128271353 | +1 312-827-1353 Illinois U.S.A.
  • 3128271354 | +1 312-827-1354 Illinois U.S.A.
  • 3128271355 | +1 312-827-1355 Illinois U.S.A.
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  • 3128271361 | +1 312-827-1361 Illinois U.S.A.
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  • 3128271364 | +1 312-827-1364 Illinois U.S.A.
  • 3128271365 | +1 312-827-1365 Illinois U.S.A.
  • 3128271366 | +1 312-827-1366 Illinois U.S.A.
  • 3128271367 | +1 312-827-1367 Illinois U.S.A.
  • 3128271368 | +1 312-827-1368 Illinois U.S.A.
  • 3128271369 | +1 312-827-1369 Illinois U.S.A.
  • 3128271370 | +1 312-827-1370 Illinois U.S.A.
  • 3128271371 | +1 312-827-1371 Illinois U.S.A.
  • 3128271372 | +1 312-827-1372 Illinois U.S.A.
  • 3128271373 | +1 312-827-1373 Illinois U.S.A.
  • 3128271374 | +1 312-827-1374 Illinois U.S.A.
  • 3128271375 | +1 312-827-1375 Illinois U.S.A.
  • 3128271376 | +1 312-827-1376 Illinois U.S.A.
  • 3128271377 | +1 312-827-1377 Illinois U.S.A.
  • 3128271378 | +1 312-827-1378 Illinois U.S.A.
  • 3128271379 | +1 312-827-1379 Illinois U.S.A.
  • 3128271380 | +1 312-827-1380 Illinois U.S.A.
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  • 3128271394 | +1 312-827-1394 Illinois U.S.A.
  • 3128271395 | +1 312-827-1395 Illinois U.S.A.
  • 3128271396 | +1 312-827-1396 Illinois U.S.A.
  • 3128271397 | +1 312-827-1397 Illinois U.S.A.
  • 3128271398 | +1 312-827-1398 Illinois U.S.A.
  • 3128271399 | +1 312-827-1399 Illinois U.S.A.