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).

  • 3125031300 | +1 312-503-1300 Illinois U.S.A.
  • 3125031301 | +1 312-503-1301 Illinois U.S.A.
  • 3125031302 | +1 312-503-1302 Illinois U.S.A.
  • 3125031303 | +1 312-503-1303 Illinois U.S.A.
  • 3125031304 | +1 312-503-1304 Illinois U.S.A.
  • 3125031305 | +1 312-503-1305 Illinois U.S.A.
  • 3125031306 | +1 312-503-1306 Illinois U.S.A.
  • 3125031307 | +1 312-503-1307 Illinois U.S.A.
  • 3125031308 | +1 312-503-1308 Illinois U.S.A.
  • 3125031309 | +1 312-503-1309 Illinois U.S.A.
  • 3125031310 | +1 312-503-1310 Illinois U.S.A.
  • 3125031311 | +1 312-503-1311 Illinois U.S.A.
  • 3125031312 | +1 312-503-1312 Illinois U.S.A.
  • 3125031313 | +1 312-503-1313 Illinois U.S.A.
  • 3125031314 | +1 312-503-1314 Illinois U.S.A.
  • 3125031315 | +1 312-503-1315 Illinois U.S.A.
  • 3125031316 | +1 312-503-1316 Illinois U.S.A.
  • 3125031317 | +1 312-503-1317 Illinois U.S.A.
  • 3125031318 | +1 312-503-1318 Illinois U.S.A.
  • 3125031319 | +1 312-503-1319 Illinois U.S.A.
  • 3125031320 | +1 312-503-1320 Illinois U.S.A.
  • 3125031321 | +1 312-503-1321 Illinois U.S.A.
  • 3125031322 | +1 312-503-1322 Illinois U.S.A.
  • 3125031323 | +1 312-503-1323 Illinois U.S.A.
  • 3125031324 | +1 312-503-1324 Illinois U.S.A.
  • 3125031325 | +1 312-503-1325 Illinois U.S.A.
  • 3125031326 | +1 312-503-1326 Illinois U.S.A.
  • 3125031327 | +1 312-503-1327 Illinois U.S.A.
  • 3125031328 | +1 312-503-1328 Illinois U.S.A.
  • 3125031329 | +1 312-503-1329 Illinois U.S.A.
  • 3125031330 | +1 312-503-1330 Illinois U.S.A.
  • 3125031331 | +1 312-503-1331 Illinois U.S.A.
  • 3125031332 | +1 312-503-1332 Illinois U.S.A.
  • 3125031333 | +1 312-503-1333 Illinois U.S.A.
  • 3125031334 | +1 312-503-1334 Illinois U.S.A.
  • 3125031335 | +1 312-503-1335 Illinois U.S.A.
  • 3125031336 | +1 312-503-1336 Illinois U.S.A.
  • 3125031337 | +1 312-503-1337 Illinois U.S.A.
  • 3125031338 | +1 312-503-1338 Illinois U.S.A.
  • 3125031339 | +1 312-503-1339 Illinois U.S.A.
  • 3125031340 | +1 312-503-1340 Illinois U.S.A.
  • 3125031341 | +1 312-503-1341 Illinois U.S.A.
  • 3125031342 | +1 312-503-1342 Illinois U.S.A.
  • 3125031343 | +1 312-503-1343 Illinois U.S.A.
  • 3125031344 | +1 312-503-1344 Illinois U.S.A.
  • 3125031345 | +1 312-503-1345 Illinois U.S.A.
  • 3125031346 | +1 312-503-1346 Illinois U.S.A.
  • 3125031347 | +1 312-503-1347 Illinois U.S.A.
  • 3125031348 | +1 312-503-1348 Illinois U.S.A.
  • 3125031349 | +1 312-503-1349 Illinois U.S.A.
  • 3125031350 | +1 312-503-1350 Illinois U.S.A.
  • 3125031351 | +1 312-503-1351 Illinois U.S.A.
  • 3125031352 | +1 312-503-1352 Illinois U.S.A.
  • 3125031353 | +1 312-503-1353 Illinois U.S.A.
  • 3125031354 | +1 312-503-1354 Illinois U.S.A.
  • 3125031355 | +1 312-503-1355 Illinois U.S.A.
  • 3125031356 | +1 312-503-1356 Illinois U.S.A.
  • 3125031357 | +1 312-503-1357 Illinois U.S.A.
  • 3125031358 | +1 312-503-1358 Illinois U.S.A.
  • 3125031359 | +1 312-503-1359 Illinois U.S.A.
  • 3125031360 | +1 312-503-1360 Illinois U.S.A.
  • 3125031361 | +1 312-503-1361 Illinois U.S.A.
  • 3125031362 | +1 312-503-1362 Illinois U.S.A.
  • 3125031363 | +1 312-503-1363 Illinois U.S.A.
  • 3125031364 | +1 312-503-1364 Illinois U.S.A.
  • 3125031365 | +1 312-503-1365 Illinois U.S.A.
  • 3125031366 | +1 312-503-1366 Illinois U.S.A.
  • 3125031367 | +1 312-503-1367 Illinois U.S.A.
  • 3125031368 | +1 312-503-1368 Illinois U.S.A.
  • 3125031369 | +1 312-503-1369 Illinois U.S.A.
  • 3125031370 | +1 312-503-1370 Illinois U.S.A.
  • 3125031371 | +1 312-503-1371 Illinois U.S.A.
  • 3125031372 | +1 312-503-1372 Illinois U.S.A.
  • 3125031373 | +1 312-503-1373 Illinois U.S.A.
  • 3125031374 | +1 312-503-1374 Illinois U.S.A.
  • 3125031375 | +1 312-503-1375 Illinois U.S.A.
  • 3125031376 | +1 312-503-1376 Illinois U.S.A.
  • 3125031377 | +1 312-503-1377 Illinois U.S.A.
  • 3125031378 | +1 312-503-1378 Illinois U.S.A.
  • 3125031379 | +1 312-503-1379 Illinois U.S.A.
  • 3125031380 | +1 312-503-1380 Illinois U.S.A.
  • 3125031381 | +1 312-503-1381 Illinois U.S.A.
  • 3125031382 | +1 312-503-1382 Illinois U.S.A.
  • 3125031383 | +1 312-503-1383 Illinois U.S.A.
  • 3125031384 | +1 312-503-1384 Illinois U.S.A.
  • 3125031385 | +1 312-503-1385 Illinois U.S.A.
  • 3125031386 | +1 312-503-1386 Illinois U.S.A.
  • 3125031387 | +1 312-503-1387 Illinois U.S.A.
  • 3125031388 | +1 312-503-1388 Illinois U.S.A.
  • 3125031389 | +1 312-503-1389 Illinois U.S.A.
  • 3125031390 | +1 312-503-1390 Illinois U.S.A.
  • 3125031391 | +1 312-503-1391 Illinois U.S.A.
  • 3125031392 | +1 312-503-1392 Illinois U.S.A.
  • 3125031393 | +1 312-503-1393 Illinois U.S.A.
  • 3125031394 | +1 312-503-1394 Illinois U.S.A.
  • 3125031395 | +1 312-503-1395 Illinois U.S.A.
  • 3125031396 | +1 312-503-1396 Illinois U.S.A.
  • 3125031397 | +1 312-503-1397 Illinois U.S.A.
  • 3125031398 | +1 312-503-1398 Illinois U.S.A.
  • 3125031399 | +1 312-503-1399 Illinois U.S.A.