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).

  • 3129211300 | +1 312-921-1300 Illinois U.S.A.
  • 3129211301 | +1 312-921-1301 Illinois U.S.A.
  • 3129211302 | +1 312-921-1302 Illinois U.S.A.
  • 3129211303 | +1 312-921-1303 Illinois U.S.A.
  • 3129211304 | +1 312-921-1304 Illinois U.S.A.
  • 3129211305 | +1 312-921-1305 Illinois U.S.A.
  • 3129211306 | +1 312-921-1306 Illinois U.S.A.
  • 3129211307 | +1 312-921-1307 Illinois U.S.A.
  • 3129211308 | +1 312-921-1308 Illinois U.S.A.
  • 3129211309 | +1 312-921-1309 Illinois U.S.A.
  • 3129211310 | +1 312-921-1310 Illinois U.S.A.
  • 3129211311 | +1 312-921-1311 Illinois U.S.A.
  • 3129211312 | +1 312-921-1312 Illinois U.S.A.
  • 3129211313 | +1 312-921-1313 Illinois U.S.A.
  • 3129211314 | +1 312-921-1314 Illinois U.S.A.
  • 3129211315 | +1 312-921-1315 Illinois U.S.A.
  • 3129211316 | +1 312-921-1316 Illinois U.S.A.
  • 3129211317 | +1 312-921-1317 Illinois U.S.A.
  • 3129211318 | +1 312-921-1318 Illinois U.S.A.
  • 3129211319 | +1 312-921-1319 Illinois U.S.A.
  • 3129211320 | +1 312-921-1320 Illinois U.S.A.
  • 3129211321 | +1 312-921-1321 Illinois U.S.A.
  • 3129211322 | +1 312-921-1322 Illinois U.S.A.
  • 3129211323 | +1 312-921-1323 Illinois U.S.A.
  • 3129211324 | +1 312-921-1324 Illinois U.S.A.
  • 3129211325 | +1 312-921-1325 Illinois U.S.A.
  • 3129211326 | +1 312-921-1326 Illinois U.S.A.
  • 3129211327 | +1 312-921-1327 Illinois U.S.A.
  • 3129211328 | +1 312-921-1328 Illinois U.S.A.
  • 3129211329 | +1 312-921-1329 Illinois U.S.A.
  • 3129211330 | +1 312-921-1330 Illinois U.S.A.
  • 3129211331 | +1 312-921-1331 Illinois U.S.A.
  • 3129211332 | +1 312-921-1332 Illinois U.S.A.
  • 3129211333 | +1 312-921-1333 Illinois U.S.A.
  • 3129211334 | +1 312-921-1334 Illinois U.S.A.
  • 3129211335 | +1 312-921-1335 Illinois U.S.A.
  • 3129211336 | +1 312-921-1336 Illinois U.S.A.
  • 3129211337 | +1 312-921-1337 Illinois U.S.A.
  • 3129211338 | +1 312-921-1338 Illinois U.S.A.
  • 3129211339 | +1 312-921-1339 Illinois U.S.A.
  • 3129211340 | +1 312-921-1340 Illinois U.S.A.
  • 3129211341 | +1 312-921-1341 Illinois U.S.A.
  • 3129211342 | +1 312-921-1342 Illinois U.S.A.
  • 3129211343 | +1 312-921-1343 Illinois U.S.A.
  • 3129211344 | +1 312-921-1344 Illinois U.S.A.
  • 3129211345 | +1 312-921-1345 Illinois U.S.A.
  • 3129211346 | +1 312-921-1346 Illinois U.S.A.
  • 3129211347 | +1 312-921-1347 Illinois U.S.A.
  • 3129211348 | +1 312-921-1348 Illinois U.S.A.
  • 3129211349 | +1 312-921-1349 Illinois U.S.A.
  • 3129211350 | +1 312-921-1350 Illinois U.S.A.
  • 3129211351 | +1 312-921-1351 Illinois U.S.A.
  • 3129211352 | +1 312-921-1352 Illinois U.S.A.
  • 3129211353 | +1 312-921-1353 Illinois U.S.A.
  • 3129211354 | +1 312-921-1354 Illinois U.S.A.
  • 3129211355 | +1 312-921-1355 Illinois U.S.A.
  • 3129211356 | +1 312-921-1356 Illinois U.S.A.
  • 3129211357 | +1 312-921-1357 Illinois U.S.A.
  • 3129211358 | +1 312-921-1358 Illinois U.S.A.
  • 3129211359 | +1 312-921-1359 Illinois U.S.A.
  • 3129211360 | +1 312-921-1360 Illinois U.S.A.
  • 3129211361 | +1 312-921-1361 Illinois U.S.A.
  • 3129211362 | +1 312-921-1362 Illinois U.S.A.
  • 3129211363 | +1 312-921-1363 Illinois U.S.A.
  • 3129211364 | +1 312-921-1364 Illinois U.S.A.
  • 3129211365 | +1 312-921-1365 Illinois U.S.A.
  • 3129211366 | +1 312-921-1366 Illinois U.S.A.
  • 3129211367 | +1 312-921-1367 Illinois U.S.A.
  • 3129211368 | +1 312-921-1368 Illinois U.S.A.
  • 3129211369 | +1 312-921-1369 Illinois U.S.A.
  • 3129211370 | +1 312-921-1370 Illinois U.S.A.
  • 3129211371 | +1 312-921-1371 Illinois U.S.A.
  • 3129211372 | +1 312-921-1372 Illinois U.S.A.
  • 3129211373 | +1 312-921-1373 Illinois U.S.A.
  • 3129211374 | +1 312-921-1374 Illinois U.S.A.
  • 3129211375 | +1 312-921-1375 Illinois U.S.A.
  • 3129211376 | +1 312-921-1376 Illinois U.S.A.
  • 3129211377 | +1 312-921-1377 Illinois U.S.A.
  • 3129211378 | +1 312-921-1378 Illinois U.S.A.
  • 3129211379 | +1 312-921-1379 Illinois U.S.A.
  • 3129211380 | +1 312-921-1380 Illinois U.S.A.
  • 3129211381 | +1 312-921-1381 Illinois U.S.A.
  • 3129211382 | +1 312-921-1382 Illinois U.S.A.
  • 3129211383 | +1 312-921-1383 Illinois U.S.A.
  • 3129211384 | +1 312-921-1384 Illinois U.S.A.
  • 3129211385 | +1 312-921-1385 Illinois U.S.A.
  • 3129211386 | +1 312-921-1386 Illinois U.S.A.
  • 3129211387 | +1 312-921-1387 Illinois U.S.A.
  • 3129211388 | +1 312-921-1388 Illinois U.S.A.
  • 3129211389 | +1 312-921-1389 Illinois U.S.A.
  • 3129211390 | +1 312-921-1390 Illinois U.S.A.
  • 3129211391 | +1 312-921-1391 Illinois U.S.A.
  • 3129211392 | +1 312-921-1392 Illinois U.S.A.
  • 3129211393 | +1 312-921-1393 Illinois U.S.A.
  • 3129211394 | +1 312-921-1394 Illinois U.S.A.
  • 3129211395 | +1 312-921-1395 Illinois U.S.A.
  • 3129211396 | +1 312-921-1396 Illinois U.S.A.
  • 3129211397 | +1 312-921-1397 Illinois U.S.A.
  • 3129211398 | +1 312-921-1398 Illinois U.S.A.
  • 3129211399 | +1 312-921-1399 Illinois U.S.A.