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).

  • 3124561200 | +1 312-456-1200 Illinois U.S.A.
  • 3124561201 | +1 312-456-1201 Illinois U.S.A.
  • 3124561202 | +1 312-456-1202 Illinois U.S.A.
  • 3124561203 | +1 312-456-1203 Illinois U.S.A.
  • 3124561204 | +1 312-456-1204 Illinois U.S.A.
  • 3124561205 | +1 312-456-1205 Illinois U.S.A.
  • 3124561206 | +1 312-456-1206 Illinois U.S.A.
  • 3124561207 | +1 312-456-1207 Illinois U.S.A.
  • 3124561208 | +1 312-456-1208 Illinois U.S.A.
  • 3124561209 | +1 312-456-1209 Illinois U.S.A.
  • 3124561210 | +1 312-456-1210 Illinois U.S.A.
  • 3124561211 | +1 312-456-1211 Illinois U.S.A.
  • 3124561212 | +1 312-456-1212 Illinois U.S.A.
  • 3124561213 | +1 312-456-1213 Illinois U.S.A.
  • 3124561214 | +1 312-456-1214 Illinois U.S.A.
  • 3124561215 | +1 312-456-1215 Illinois U.S.A.
  • 3124561216 | +1 312-456-1216 Illinois U.S.A.
  • 3124561217 | +1 312-456-1217 Illinois U.S.A.
  • 3124561218 | +1 312-456-1218 Illinois U.S.A.
  • 3124561219 | +1 312-456-1219 Illinois U.S.A.
  • 3124561220 | +1 312-456-1220 Illinois U.S.A.
  • 3124561221 | +1 312-456-1221 Illinois U.S.A.
  • 3124561222 | +1 312-456-1222 Illinois U.S.A.
  • 3124561223 | +1 312-456-1223 Illinois U.S.A.
  • 3124561224 | +1 312-456-1224 Illinois U.S.A.
  • 3124561225 | +1 312-456-1225 Illinois U.S.A.
  • 3124561226 | +1 312-456-1226 Illinois U.S.A.
  • 3124561227 | +1 312-456-1227 Illinois U.S.A.
  • 3124561228 | +1 312-456-1228 Illinois U.S.A.
  • 3124561229 | +1 312-456-1229 Illinois U.S.A.
  • 3124561230 | +1 312-456-1230 Illinois U.S.A.
  • 3124561231 | +1 312-456-1231 Illinois U.S.A.
  • 3124561232 | +1 312-456-1232 Illinois U.S.A.
  • 3124561233 | +1 312-456-1233 Illinois U.S.A.
  • 3124561234 | +1 312-456-1234 Illinois U.S.A.
  • 3124561235 | +1 312-456-1235 Illinois U.S.A.
  • 3124561236 | +1 312-456-1236 Illinois U.S.A.
  • 3124561237 | +1 312-456-1237 Illinois U.S.A.
  • 3124561238 | +1 312-456-1238 Illinois U.S.A.
  • 3124561239 | +1 312-456-1239 Illinois U.S.A.
  • 3124561240 | +1 312-456-1240 Illinois U.S.A.
  • 3124561241 | +1 312-456-1241 Illinois U.S.A.
  • 3124561242 | +1 312-456-1242 Illinois U.S.A.
  • 3124561243 | +1 312-456-1243 Illinois U.S.A.
  • 3124561244 | +1 312-456-1244 Illinois U.S.A.
  • 3124561245 | +1 312-456-1245 Illinois U.S.A.
  • 3124561246 | +1 312-456-1246 Illinois U.S.A.
  • 3124561247 | +1 312-456-1247 Illinois U.S.A.
  • 3124561248 | +1 312-456-1248 Illinois U.S.A.
  • 3124561249 | +1 312-456-1249 Illinois U.S.A.
  • 3124561250 | +1 312-456-1250 Illinois U.S.A.
  • 3124561251 | +1 312-456-1251 Illinois U.S.A.
  • 3124561252 | +1 312-456-1252 Illinois U.S.A.
  • 3124561253 | +1 312-456-1253 Illinois U.S.A.
  • 3124561254 | +1 312-456-1254 Illinois U.S.A.
  • 3124561255 | +1 312-456-1255 Illinois U.S.A.
  • 3124561256 | +1 312-456-1256 Illinois U.S.A.
  • 3124561257 | +1 312-456-1257 Illinois U.S.A.
  • 3124561258 | +1 312-456-1258 Illinois U.S.A.
  • 3124561259 | +1 312-456-1259 Illinois U.S.A.
  • 3124561260 | +1 312-456-1260 Illinois U.S.A.
  • 3124561261 | +1 312-456-1261 Illinois U.S.A.
  • 3124561262 | +1 312-456-1262 Illinois U.S.A.
  • 3124561263 | +1 312-456-1263 Illinois U.S.A.
  • 3124561264 | +1 312-456-1264 Illinois U.S.A.
  • 3124561265 | +1 312-456-1265 Illinois U.S.A.
  • 3124561266 | +1 312-456-1266 Illinois U.S.A.
  • 3124561267 | +1 312-456-1267 Illinois U.S.A.
  • 3124561268 | +1 312-456-1268 Illinois U.S.A.
  • 3124561269 | +1 312-456-1269 Illinois U.S.A.
  • 3124561270 | +1 312-456-1270 Illinois U.S.A.
  • 3124561271 | +1 312-456-1271 Illinois U.S.A.
  • 3124561272 | +1 312-456-1272 Illinois U.S.A.
  • 3124561273 | +1 312-456-1273 Illinois U.S.A.
  • 3124561274 | +1 312-456-1274 Illinois U.S.A.
  • 3124561275 | +1 312-456-1275 Illinois U.S.A.
  • 3124561276 | +1 312-456-1276 Illinois U.S.A.
  • 3124561277 | +1 312-456-1277 Illinois U.S.A.
  • 3124561278 | +1 312-456-1278 Illinois U.S.A.
  • 3124561279 | +1 312-456-1279 Illinois U.S.A.
  • 3124561280 | +1 312-456-1280 Illinois U.S.A.
  • 3124561281 | +1 312-456-1281 Illinois U.S.A.
  • 3124561282 | +1 312-456-1282 Illinois U.S.A.
  • 3124561283 | +1 312-456-1283 Illinois U.S.A.
  • 3124561284 | +1 312-456-1284 Illinois U.S.A.
  • 3124561285 | +1 312-456-1285 Illinois U.S.A.
  • 3124561286 | +1 312-456-1286 Illinois U.S.A.
  • 3124561287 | +1 312-456-1287 Illinois U.S.A.
  • 3124561288 | +1 312-456-1288 Illinois U.S.A.
  • 3124561289 | +1 312-456-1289 Illinois U.S.A.
  • 3124561290 | +1 312-456-1290 Illinois U.S.A.
  • 3124561291 | +1 312-456-1291 Illinois U.S.A.
  • 3124561292 | +1 312-456-1292 Illinois U.S.A.
  • 3124561293 | +1 312-456-1293 Illinois U.S.A.
  • 3124561294 | +1 312-456-1294 Illinois U.S.A.
  • 3124561295 | +1 312-456-1295 Illinois U.S.A.
  • 3124561296 | +1 312-456-1296 Illinois U.S.A.
  • 3124561297 | +1 312-456-1297 Illinois U.S.A.
  • 3124561298 | +1 312-456-1298 Illinois U.S.A.
  • 3124561299 | +1 312-456-1299 Illinois U.S.A.