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).

  • 3125421300 | +1 312-542-1300 Illinois U.S.A.
  • 3125421301 | +1 312-542-1301 Illinois U.S.A.
  • 3125421302 | +1 312-542-1302 Illinois U.S.A.
  • 3125421303 | +1 312-542-1303 Illinois U.S.A.
  • 3125421304 | +1 312-542-1304 Illinois U.S.A.
  • 3125421305 | +1 312-542-1305 Illinois U.S.A.
  • 3125421306 | +1 312-542-1306 Illinois U.S.A.
  • 3125421307 | +1 312-542-1307 Illinois U.S.A.
  • 3125421308 | +1 312-542-1308 Illinois U.S.A.
  • 3125421309 | +1 312-542-1309 Illinois U.S.A.
  • 3125421310 | +1 312-542-1310 Illinois U.S.A.
  • 3125421311 | +1 312-542-1311 Illinois U.S.A.
  • 3125421312 | +1 312-542-1312 Illinois U.S.A.
  • 3125421313 | +1 312-542-1313 Illinois U.S.A.
  • 3125421314 | +1 312-542-1314 Illinois U.S.A.
  • 3125421315 | +1 312-542-1315 Illinois U.S.A.
  • 3125421316 | +1 312-542-1316 Illinois U.S.A.
  • 3125421317 | +1 312-542-1317 Illinois U.S.A.
  • 3125421318 | +1 312-542-1318 Illinois U.S.A.
  • 3125421319 | +1 312-542-1319 Illinois U.S.A.
  • 3125421320 | +1 312-542-1320 Illinois U.S.A.
  • 3125421321 | +1 312-542-1321 Illinois U.S.A.
  • 3125421322 | +1 312-542-1322 Illinois U.S.A.
  • 3125421323 | +1 312-542-1323 Illinois U.S.A.
  • 3125421324 | +1 312-542-1324 Illinois U.S.A.
  • 3125421325 | +1 312-542-1325 Illinois U.S.A.
  • 3125421326 | +1 312-542-1326 Illinois U.S.A.
  • 3125421327 | +1 312-542-1327 Illinois U.S.A.
  • 3125421328 | +1 312-542-1328 Illinois U.S.A.
  • 3125421329 | +1 312-542-1329 Illinois U.S.A.
  • 3125421330 | +1 312-542-1330 Illinois U.S.A.
  • 3125421331 | +1 312-542-1331 Illinois U.S.A.
  • 3125421332 | +1 312-542-1332 Illinois U.S.A.
  • 3125421333 | +1 312-542-1333 Illinois U.S.A.
  • 3125421334 | +1 312-542-1334 Illinois U.S.A.
  • 3125421335 | +1 312-542-1335 Illinois U.S.A.
  • 3125421336 | +1 312-542-1336 Illinois U.S.A.
  • 3125421337 | +1 312-542-1337 Illinois U.S.A.
  • 3125421338 | +1 312-542-1338 Illinois U.S.A.
  • 3125421339 | +1 312-542-1339 Illinois U.S.A.
  • 3125421340 | +1 312-542-1340 Illinois U.S.A.
  • 3125421341 | +1 312-542-1341 Illinois U.S.A.
  • 3125421342 | +1 312-542-1342 Illinois U.S.A.
  • 3125421343 | +1 312-542-1343 Illinois U.S.A.
  • 3125421344 | +1 312-542-1344 Illinois U.S.A.
  • 3125421345 | +1 312-542-1345 Illinois U.S.A.
  • 3125421346 | +1 312-542-1346 Illinois U.S.A.
  • 3125421347 | +1 312-542-1347 Illinois U.S.A.
  • 3125421348 | +1 312-542-1348 Illinois U.S.A.
  • 3125421349 | +1 312-542-1349 Illinois U.S.A.
  • 3125421350 | +1 312-542-1350 Illinois U.S.A.
  • 3125421351 | +1 312-542-1351 Illinois U.S.A.
  • 3125421352 | +1 312-542-1352 Illinois U.S.A.
  • 3125421353 | +1 312-542-1353 Illinois U.S.A.
  • 3125421354 | +1 312-542-1354 Illinois U.S.A.
  • 3125421355 | +1 312-542-1355 Illinois U.S.A.
  • 3125421356 | +1 312-542-1356 Illinois U.S.A.
  • 3125421357 | +1 312-542-1357 Illinois U.S.A.
  • 3125421358 | +1 312-542-1358 Illinois U.S.A.
  • 3125421359 | +1 312-542-1359 Illinois U.S.A.
  • 3125421360 | +1 312-542-1360 Illinois U.S.A.
  • 3125421361 | +1 312-542-1361 Illinois U.S.A.
  • 3125421362 | +1 312-542-1362 Illinois U.S.A.
  • 3125421363 | +1 312-542-1363 Illinois U.S.A.
  • 3125421364 | +1 312-542-1364 Illinois U.S.A.
  • 3125421365 | +1 312-542-1365 Illinois U.S.A.
  • 3125421366 | +1 312-542-1366 Illinois U.S.A.
  • 3125421367 | +1 312-542-1367 Illinois U.S.A.
  • 3125421368 | +1 312-542-1368 Illinois U.S.A.
  • 3125421369 | +1 312-542-1369 Illinois U.S.A.
  • 3125421370 | +1 312-542-1370 Illinois U.S.A.
  • 3125421371 | +1 312-542-1371 Illinois U.S.A.
  • 3125421372 | +1 312-542-1372 Illinois U.S.A.
  • 3125421373 | +1 312-542-1373 Illinois U.S.A.
  • 3125421374 | +1 312-542-1374 Illinois U.S.A.
  • 3125421375 | +1 312-542-1375 Illinois U.S.A.
  • 3125421376 | +1 312-542-1376 Illinois U.S.A.
  • 3125421377 | +1 312-542-1377 Illinois U.S.A.
  • 3125421378 | +1 312-542-1378 Illinois U.S.A.
  • 3125421379 | +1 312-542-1379 Illinois U.S.A.
  • 3125421380 | +1 312-542-1380 Illinois U.S.A.
  • 3125421381 | +1 312-542-1381 Illinois U.S.A.
  • 3125421382 | +1 312-542-1382 Illinois U.S.A.
  • 3125421383 | +1 312-542-1383 Illinois U.S.A.
  • 3125421384 | +1 312-542-1384 Illinois U.S.A.
  • 3125421385 | +1 312-542-1385 Illinois U.S.A.
  • 3125421386 | +1 312-542-1386 Illinois U.S.A.
  • 3125421387 | +1 312-542-1387 Illinois U.S.A.
  • 3125421388 | +1 312-542-1388 Illinois U.S.A.
  • 3125421389 | +1 312-542-1389 Illinois U.S.A.
  • 3125421390 | +1 312-542-1390 Illinois U.S.A.
  • 3125421391 | +1 312-542-1391 Illinois U.S.A.
  • 3125421392 | +1 312-542-1392 Illinois U.S.A.
  • 3125421393 | +1 312-542-1393 Illinois U.S.A.
  • 3125421394 | +1 312-542-1394 Illinois U.S.A.
  • 3125421395 | +1 312-542-1395 Illinois U.S.A.
  • 3125421396 | +1 312-542-1396 Illinois U.S.A.
  • 3125421397 | +1 312-542-1397 Illinois U.S.A.
  • 3125421398 | +1 312-542-1398 Illinois U.S.A.
  • 3125421399 | +1 312-542-1399 Illinois U.S.A.