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).

  • 3124321300 | +1 312-432-1300 Illinois U.S.A.
  • 3124321301 | +1 312-432-1301 Illinois U.S.A.
  • 3124321302 | +1 312-432-1302 Illinois U.S.A.
  • 3124321303 | +1 312-432-1303 Illinois U.S.A.
  • 3124321304 | +1 312-432-1304 Illinois U.S.A.
  • 3124321305 | +1 312-432-1305 Illinois U.S.A.
  • 3124321306 | +1 312-432-1306 Illinois U.S.A.
  • 3124321307 | +1 312-432-1307 Illinois U.S.A.
  • 3124321308 | +1 312-432-1308 Illinois U.S.A.
  • 3124321309 | +1 312-432-1309 Illinois U.S.A.
  • 3124321310 | +1 312-432-1310 Illinois U.S.A.
  • 3124321311 | +1 312-432-1311 Illinois U.S.A.
  • 3124321312 | +1 312-432-1312 Illinois U.S.A.
  • 3124321313 | +1 312-432-1313 Illinois U.S.A.
  • 3124321314 | +1 312-432-1314 Illinois U.S.A.
  • 3124321315 | +1 312-432-1315 Illinois U.S.A.
  • 3124321316 | +1 312-432-1316 Illinois U.S.A.
  • 3124321317 | +1 312-432-1317 Illinois U.S.A.
  • 3124321318 | +1 312-432-1318 Illinois U.S.A.
  • 3124321319 | +1 312-432-1319 Illinois U.S.A.
  • 3124321320 | +1 312-432-1320 Illinois U.S.A.
  • 3124321321 | +1 312-432-1321 Illinois U.S.A.
  • 3124321322 | +1 312-432-1322 Illinois U.S.A.
  • 3124321323 | +1 312-432-1323 Illinois U.S.A.
  • 3124321324 | +1 312-432-1324 Illinois U.S.A.
  • 3124321325 | +1 312-432-1325 Illinois U.S.A.
  • 3124321326 | +1 312-432-1326 Illinois U.S.A.
  • 3124321327 | +1 312-432-1327 Illinois U.S.A.
  • 3124321328 | +1 312-432-1328 Illinois U.S.A.
  • 3124321329 | +1 312-432-1329 Illinois U.S.A.
  • 3124321330 | +1 312-432-1330 Illinois U.S.A.
  • 3124321331 | +1 312-432-1331 Illinois U.S.A.
  • 3124321332 | +1 312-432-1332 Illinois U.S.A.
  • 3124321333 | +1 312-432-1333 Illinois U.S.A.
  • 3124321334 | +1 312-432-1334 Illinois U.S.A.
  • 3124321335 | +1 312-432-1335 Illinois U.S.A.
  • 3124321336 | +1 312-432-1336 Illinois U.S.A.
  • 3124321337 | +1 312-432-1337 Illinois U.S.A.
  • 3124321338 | +1 312-432-1338 Illinois U.S.A.
  • 3124321339 | +1 312-432-1339 Illinois U.S.A.
  • 3124321340 | +1 312-432-1340 Illinois U.S.A.
  • 3124321341 | +1 312-432-1341 Illinois U.S.A.
  • 3124321342 | +1 312-432-1342 Illinois U.S.A.
  • 3124321343 | +1 312-432-1343 Illinois U.S.A.
  • 3124321344 | +1 312-432-1344 Illinois U.S.A.
  • 3124321345 | +1 312-432-1345 Illinois U.S.A.
  • 3124321346 | +1 312-432-1346 Illinois U.S.A.
  • 3124321347 | +1 312-432-1347 Illinois U.S.A.
  • 3124321348 | +1 312-432-1348 Illinois U.S.A.
  • 3124321349 | +1 312-432-1349 Illinois U.S.A.
  • 3124321350 | +1 312-432-1350 Illinois U.S.A.
  • 3124321351 | +1 312-432-1351 Illinois U.S.A.
  • 3124321352 | +1 312-432-1352 Illinois U.S.A.
  • 3124321353 | +1 312-432-1353 Illinois U.S.A.
  • 3124321354 | +1 312-432-1354 Illinois U.S.A.
  • 3124321355 | +1 312-432-1355 Illinois U.S.A.
  • 3124321356 | +1 312-432-1356 Illinois U.S.A.
  • 3124321357 | +1 312-432-1357 Illinois U.S.A.
  • 3124321358 | +1 312-432-1358 Illinois U.S.A.
  • 3124321359 | +1 312-432-1359 Illinois U.S.A.
  • 3124321360 | +1 312-432-1360 Illinois U.S.A.
  • 3124321361 | +1 312-432-1361 Illinois U.S.A.
  • 3124321362 | +1 312-432-1362 Illinois U.S.A.
  • 3124321363 | +1 312-432-1363 Illinois U.S.A.
  • 3124321364 | +1 312-432-1364 Illinois U.S.A.
  • 3124321365 | +1 312-432-1365 Illinois U.S.A.
  • 3124321366 | +1 312-432-1366 Illinois U.S.A.
  • 3124321367 | +1 312-432-1367 Illinois U.S.A.
  • 3124321368 | +1 312-432-1368 Illinois U.S.A.
  • 3124321369 | +1 312-432-1369 Illinois U.S.A.
  • 3124321370 | +1 312-432-1370 Illinois U.S.A.
  • 3124321371 | +1 312-432-1371 Illinois U.S.A.
  • 3124321372 | +1 312-432-1372 Illinois U.S.A.
  • 3124321373 | +1 312-432-1373 Illinois U.S.A.
  • 3124321374 | +1 312-432-1374 Illinois U.S.A.
  • 3124321375 | +1 312-432-1375 Illinois U.S.A.
  • 3124321376 | +1 312-432-1376 Illinois U.S.A.
  • 3124321377 | +1 312-432-1377 Illinois U.S.A.
  • 3124321378 | +1 312-432-1378 Illinois U.S.A.
  • 3124321379 | +1 312-432-1379 Illinois U.S.A.
  • 3124321380 | +1 312-432-1380 Illinois U.S.A.
  • 3124321381 | +1 312-432-1381 Illinois U.S.A.
  • 3124321382 | +1 312-432-1382 Illinois U.S.A.
  • 3124321383 | +1 312-432-1383 Illinois U.S.A.
  • 3124321384 | +1 312-432-1384 Illinois U.S.A.
  • 3124321385 | +1 312-432-1385 Illinois U.S.A.
  • 3124321386 | +1 312-432-1386 Illinois U.S.A.
  • 3124321387 | +1 312-432-1387 Illinois U.S.A.
  • 3124321388 | +1 312-432-1388 Illinois U.S.A.
  • 3124321389 | +1 312-432-1389 Illinois U.S.A.
  • 3124321390 | +1 312-432-1390 Illinois U.S.A.
  • 3124321391 | +1 312-432-1391 Illinois U.S.A.
  • 3124321392 | +1 312-432-1392 Illinois U.S.A.
  • 3124321393 | +1 312-432-1393 Illinois U.S.A.
  • 3124321394 | +1 312-432-1394 Illinois U.S.A.
  • 3124321395 | +1 312-432-1395 Illinois U.S.A.
  • 3124321396 | +1 312-432-1396 Illinois U.S.A.
  • 3124321397 | +1 312-432-1397 Illinois U.S.A.
  • 3124321398 | +1 312-432-1398 Illinois U.S.A.
  • 3124321399 | +1 312-432-1399 Illinois U.S.A.