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).

  • 3123001300 | +1 312-300-1300 Illinois U.S.A.
  • 3123001301 | +1 312-300-1301 Illinois U.S.A.
  • 3123001302 | +1 312-300-1302 Illinois U.S.A.
  • 3123001303 | +1 312-300-1303 Illinois U.S.A.
  • 3123001304 | +1 312-300-1304 Illinois U.S.A.
  • 3123001305 | +1 312-300-1305 Illinois U.S.A.
  • 3123001306 | +1 312-300-1306 Illinois U.S.A.
  • 3123001307 | +1 312-300-1307 Illinois U.S.A.
  • 3123001308 | +1 312-300-1308 Illinois U.S.A.
  • 3123001309 | +1 312-300-1309 Illinois U.S.A.
  • 3123001310 | +1 312-300-1310 Illinois U.S.A.
  • 3123001311 | +1 312-300-1311 Illinois U.S.A.
  • 3123001312 | +1 312-300-1312 Illinois U.S.A.
  • 3123001313 | +1 312-300-1313 Illinois U.S.A.
  • 3123001314 | +1 312-300-1314 Illinois U.S.A.
  • 3123001315 | +1 312-300-1315 Illinois U.S.A.
  • 3123001316 | +1 312-300-1316 Illinois U.S.A.
  • 3123001317 | +1 312-300-1317 Illinois U.S.A.
  • 3123001318 | +1 312-300-1318 Illinois U.S.A.
  • 3123001319 | +1 312-300-1319 Illinois U.S.A.
  • 3123001320 | +1 312-300-1320 Illinois U.S.A.
  • 3123001321 | +1 312-300-1321 Illinois U.S.A.
  • 3123001322 | +1 312-300-1322 Illinois U.S.A.
  • 3123001323 | +1 312-300-1323 Illinois U.S.A.
  • 3123001324 | +1 312-300-1324 Illinois U.S.A.
  • 3123001325 | +1 312-300-1325 Illinois U.S.A.
  • 3123001326 | +1 312-300-1326 Illinois U.S.A.
  • 3123001327 | +1 312-300-1327 Illinois U.S.A.
  • 3123001328 | +1 312-300-1328 Illinois U.S.A.
  • 3123001329 | +1 312-300-1329 Illinois U.S.A.
  • 3123001330 | +1 312-300-1330 Illinois U.S.A.
  • 3123001331 | +1 312-300-1331 Illinois U.S.A.
  • 3123001332 | +1 312-300-1332 Illinois U.S.A.
  • 3123001333 | +1 312-300-1333 Illinois U.S.A.
  • 3123001334 | +1 312-300-1334 Illinois U.S.A.
  • 3123001335 | +1 312-300-1335 Illinois U.S.A.
  • 3123001336 | +1 312-300-1336 Illinois U.S.A.
  • 3123001337 | +1 312-300-1337 Illinois U.S.A.
  • 3123001338 | +1 312-300-1338 Illinois U.S.A.
  • 3123001339 | +1 312-300-1339 Illinois U.S.A.
  • 3123001340 | +1 312-300-1340 Illinois U.S.A.
  • 3123001341 | +1 312-300-1341 Illinois U.S.A.
  • 3123001342 | +1 312-300-1342 Illinois U.S.A.
  • 3123001343 | +1 312-300-1343 Illinois U.S.A.
  • 3123001344 | +1 312-300-1344 Illinois U.S.A.
  • 3123001345 | +1 312-300-1345 Illinois U.S.A.
  • 3123001346 | +1 312-300-1346 Illinois U.S.A.
  • 3123001347 | +1 312-300-1347 Illinois U.S.A.
  • 3123001348 | +1 312-300-1348 Illinois U.S.A.
  • 3123001349 | +1 312-300-1349 Illinois U.S.A.
  • 3123001350 | +1 312-300-1350 Illinois U.S.A.
  • 3123001351 | +1 312-300-1351 Illinois U.S.A.
  • 3123001352 | +1 312-300-1352 Illinois U.S.A.
  • 3123001353 | +1 312-300-1353 Illinois U.S.A.
  • 3123001354 | +1 312-300-1354 Illinois U.S.A.
  • 3123001355 | +1 312-300-1355 Illinois U.S.A.
  • 3123001356 | +1 312-300-1356 Illinois U.S.A.
  • 3123001357 | +1 312-300-1357 Illinois U.S.A.
  • 3123001358 | +1 312-300-1358 Illinois U.S.A.
  • 3123001359 | +1 312-300-1359 Illinois U.S.A.
  • 3123001360 | +1 312-300-1360 Illinois U.S.A.
  • 3123001361 | +1 312-300-1361 Illinois U.S.A.
  • 3123001362 | +1 312-300-1362 Illinois U.S.A.
  • 3123001363 | +1 312-300-1363 Illinois U.S.A.
  • 3123001364 | +1 312-300-1364 Illinois U.S.A.
  • 3123001365 | +1 312-300-1365 Illinois U.S.A.
  • 3123001366 | +1 312-300-1366 Illinois U.S.A.
  • 3123001367 | +1 312-300-1367 Illinois U.S.A.
  • 3123001368 | +1 312-300-1368 Illinois U.S.A.
  • 3123001369 | +1 312-300-1369 Illinois U.S.A.
  • 3123001370 | +1 312-300-1370 Illinois U.S.A.
  • 3123001371 | +1 312-300-1371 Illinois U.S.A.
  • 3123001372 | +1 312-300-1372 Illinois U.S.A.
  • 3123001373 | +1 312-300-1373 Illinois U.S.A.
  • 3123001374 | +1 312-300-1374 Illinois U.S.A.
  • 3123001375 | +1 312-300-1375 Illinois U.S.A.
  • 3123001376 | +1 312-300-1376 Illinois U.S.A.
  • 3123001377 | +1 312-300-1377 Illinois U.S.A.
  • 3123001378 | +1 312-300-1378 Illinois U.S.A.
  • 3123001379 | +1 312-300-1379 Illinois U.S.A.
  • 3123001380 | +1 312-300-1380 Illinois U.S.A.
  • 3123001381 | +1 312-300-1381 Illinois U.S.A.
  • 3123001382 | +1 312-300-1382 Illinois U.S.A.
  • 3123001383 | +1 312-300-1383 Illinois U.S.A.
  • 3123001384 | +1 312-300-1384 Illinois U.S.A.
  • 3123001385 | +1 312-300-1385 Illinois U.S.A.
  • 3123001386 | +1 312-300-1386 Illinois U.S.A.
  • 3123001387 | +1 312-300-1387 Illinois U.S.A.
  • 3123001388 | +1 312-300-1388 Illinois U.S.A.
  • 3123001389 | +1 312-300-1389 Illinois U.S.A.
  • 3123001390 | +1 312-300-1390 Illinois U.S.A.
  • 3123001391 | +1 312-300-1391 Illinois U.S.A.
  • 3123001392 | +1 312-300-1392 Illinois U.S.A.
  • 3123001393 | +1 312-300-1393 Illinois U.S.A.
  • 3123001394 | +1 312-300-1394 Illinois U.S.A.
  • 3123001395 | +1 312-300-1395 Illinois U.S.A.
  • 3123001396 | +1 312-300-1396 Illinois U.S.A.
  • 3123001397 | +1 312-300-1397 Illinois U.S.A.
  • 3123001398 | +1 312-300-1398 Illinois U.S.A.
  • 3123001399 | +1 312-300-1399 Illinois U.S.A.