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).

  • 3129431300 | +1 312-943-1300 Illinois U.S.A.
  • 3129431301 | +1 312-943-1301 Illinois U.S.A.
  • 3129431302 | +1 312-943-1302 Illinois U.S.A.
  • 3129431303 | +1 312-943-1303 Illinois U.S.A.
  • 3129431304 | +1 312-943-1304 Illinois U.S.A.
  • 3129431305 | +1 312-943-1305 Illinois U.S.A.
  • 3129431306 | +1 312-943-1306 Illinois U.S.A.
  • 3129431307 | +1 312-943-1307 Illinois U.S.A.
  • 3129431308 | +1 312-943-1308 Illinois U.S.A.
  • 3129431309 | +1 312-943-1309 Illinois U.S.A.
  • 3129431310 | +1 312-943-1310 Illinois U.S.A.
  • 3129431311 | +1 312-943-1311 Illinois U.S.A.
  • 3129431312 | +1 312-943-1312 Illinois U.S.A.
  • 3129431313 | +1 312-943-1313 Illinois U.S.A.
  • 3129431314 | +1 312-943-1314 Illinois U.S.A.
  • 3129431315 | +1 312-943-1315 Illinois U.S.A.
  • 3129431316 | +1 312-943-1316 Illinois U.S.A.
  • 3129431317 | +1 312-943-1317 Illinois U.S.A.
  • 3129431318 | +1 312-943-1318 Illinois U.S.A.
  • 3129431319 | +1 312-943-1319 Illinois U.S.A.
  • 3129431320 | +1 312-943-1320 Illinois U.S.A.
  • 3129431321 | +1 312-943-1321 Illinois U.S.A.
  • 3129431322 | +1 312-943-1322 Illinois U.S.A.
  • 3129431323 | +1 312-943-1323 Illinois U.S.A.
  • 3129431324 | +1 312-943-1324 Illinois U.S.A.
  • 3129431325 | +1 312-943-1325 Illinois U.S.A.
  • 3129431326 | +1 312-943-1326 Illinois U.S.A.
  • 3129431327 | +1 312-943-1327 Illinois U.S.A.
  • 3129431328 | +1 312-943-1328 Illinois U.S.A.
  • 3129431329 | +1 312-943-1329 Illinois U.S.A.
  • 3129431330 | +1 312-943-1330 Illinois U.S.A.
  • 3129431331 | +1 312-943-1331 Illinois U.S.A.
  • 3129431332 | +1 312-943-1332 Illinois U.S.A.
  • 3129431333 | +1 312-943-1333 Illinois U.S.A.
  • 3129431334 | +1 312-943-1334 Illinois U.S.A.
  • 3129431335 | +1 312-943-1335 Illinois U.S.A.
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  • 3129431340 | +1 312-943-1340 Illinois U.S.A.
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  • 3129431343 | +1 312-943-1343 Illinois U.S.A.
  • 3129431344 | +1 312-943-1344 Illinois U.S.A.
  • 3129431345 | +1 312-943-1345 Illinois U.S.A.
  • 3129431346 | +1 312-943-1346 Illinois U.S.A.
  • 3129431347 | +1 312-943-1347 Illinois U.S.A.
  • 3129431348 | +1 312-943-1348 Illinois U.S.A.
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  • 3129431351 | +1 312-943-1351 Illinois U.S.A.
  • 3129431352 | +1 312-943-1352 Illinois U.S.A.
  • 3129431353 | +1 312-943-1353 Illinois U.S.A.
  • 3129431354 | +1 312-943-1354 Illinois U.S.A.
  • 3129431355 | +1 312-943-1355 Illinois U.S.A.
  • 3129431356 | +1 312-943-1356 Illinois U.S.A.
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  • 3129431360 | +1 312-943-1360 Illinois U.S.A.
  • 3129431361 | +1 312-943-1361 Illinois U.S.A.
  • 3129431362 | +1 312-943-1362 Illinois U.S.A.
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  • 3129431364 | +1 312-943-1364 Illinois U.S.A.
  • 3129431365 | +1 312-943-1365 Illinois U.S.A.
  • 3129431366 | +1 312-943-1366 Illinois U.S.A.
  • 3129431367 | +1 312-943-1367 Illinois U.S.A.
  • 3129431368 | +1 312-943-1368 Illinois U.S.A.
  • 3129431369 | +1 312-943-1369 Illinois U.S.A.
  • 3129431370 | +1 312-943-1370 Illinois U.S.A.
  • 3129431371 | +1 312-943-1371 Illinois U.S.A.
  • 3129431372 | +1 312-943-1372 Illinois U.S.A.
  • 3129431373 | +1 312-943-1373 Illinois U.S.A.
  • 3129431374 | +1 312-943-1374 Illinois U.S.A.
  • 3129431375 | +1 312-943-1375 Illinois U.S.A.
  • 3129431376 | +1 312-943-1376 Illinois U.S.A.
  • 3129431377 | +1 312-943-1377 Illinois U.S.A.
  • 3129431378 | +1 312-943-1378 Illinois U.S.A.
  • 3129431379 | +1 312-943-1379 Illinois U.S.A.
  • 3129431380 | +1 312-943-1380 Illinois U.S.A.
  • 3129431381 | +1 312-943-1381 Illinois U.S.A.
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  • 3129431386 | +1 312-943-1386 Illinois U.S.A.
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  • 3129431388 | +1 312-943-1388 Illinois U.S.A.
  • 3129431389 | +1 312-943-1389 Illinois U.S.A.
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  • 3129431391 | +1 312-943-1391 Illinois U.S.A.
  • 3129431392 | +1 312-943-1392 Illinois U.S.A.
  • 3129431393 | +1 312-943-1393 Illinois U.S.A.
  • 3129431394 | +1 312-943-1394 Illinois U.S.A.
  • 3129431395 | +1 312-943-1395 Illinois U.S.A.
  • 3129431396 | +1 312-943-1396 Illinois U.S.A.
  • 3129431397 | +1 312-943-1397 Illinois U.S.A.
  • 3129431398 | +1 312-943-1398 Illinois U.S.A.
  • 3129431399 | +1 312-943-1399 Illinois U.S.A.