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).

  • 3129311200 | +1 312-931-1200 Illinois U.S.A.
  • 3129311201 | +1 312-931-1201 Illinois U.S.A.
  • 3129311202 | +1 312-931-1202 Illinois U.S.A.
  • 3129311203 | +1 312-931-1203 Illinois U.S.A.
  • 3129311204 | +1 312-931-1204 Illinois U.S.A.
  • 3129311205 | +1 312-931-1205 Illinois U.S.A.
  • 3129311206 | +1 312-931-1206 Illinois U.S.A.
  • 3129311207 | +1 312-931-1207 Illinois U.S.A.
  • 3129311208 | +1 312-931-1208 Illinois U.S.A.
  • 3129311209 | +1 312-931-1209 Illinois U.S.A.
  • 3129311210 | +1 312-931-1210 Illinois U.S.A.
  • 3129311211 | +1 312-931-1211 Illinois U.S.A.
  • 3129311212 | +1 312-931-1212 Illinois U.S.A.
  • 3129311213 | +1 312-931-1213 Illinois U.S.A.
  • 3129311214 | +1 312-931-1214 Illinois U.S.A.
  • 3129311215 | +1 312-931-1215 Illinois U.S.A.
  • 3129311216 | +1 312-931-1216 Illinois U.S.A.
  • 3129311217 | +1 312-931-1217 Illinois U.S.A.
  • 3129311218 | +1 312-931-1218 Illinois U.S.A.
  • 3129311219 | +1 312-931-1219 Illinois U.S.A.
  • 3129311220 | +1 312-931-1220 Illinois U.S.A.
  • 3129311221 | +1 312-931-1221 Illinois U.S.A.
  • 3129311222 | +1 312-931-1222 Illinois U.S.A.
  • 3129311223 | +1 312-931-1223 Illinois U.S.A.
  • 3129311224 | +1 312-931-1224 Illinois U.S.A.
  • 3129311225 | +1 312-931-1225 Illinois U.S.A.
  • 3129311226 | +1 312-931-1226 Illinois U.S.A.
  • 3129311227 | +1 312-931-1227 Illinois U.S.A.
  • 3129311228 | +1 312-931-1228 Illinois U.S.A.
  • 3129311229 | +1 312-931-1229 Illinois U.S.A.
  • 3129311230 | +1 312-931-1230 Illinois U.S.A.
  • 3129311231 | +1 312-931-1231 Illinois U.S.A.
  • 3129311232 | +1 312-931-1232 Illinois U.S.A.
  • 3129311233 | +1 312-931-1233 Illinois U.S.A.
  • 3129311234 | +1 312-931-1234 Illinois U.S.A.
  • 3129311235 | +1 312-931-1235 Illinois U.S.A.
  • 3129311236 | +1 312-931-1236 Illinois U.S.A.
  • 3129311237 | +1 312-931-1237 Illinois U.S.A.
  • 3129311238 | +1 312-931-1238 Illinois U.S.A.
  • 3129311239 | +1 312-931-1239 Illinois U.S.A.
  • 3129311240 | +1 312-931-1240 Illinois U.S.A.
  • 3129311241 | +1 312-931-1241 Illinois U.S.A.
  • 3129311242 | +1 312-931-1242 Illinois U.S.A.
  • 3129311243 | +1 312-931-1243 Illinois U.S.A.
  • 3129311244 | +1 312-931-1244 Illinois U.S.A.
  • 3129311245 | +1 312-931-1245 Illinois U.S.A.
  • 3129311246 | +1 312-931-1246 Illinois U.S.A.
  • 3129311247 | +1 312-931-1247 Illinois U.S.A.
  • 3129311248 | +1 312-931-1248 Illinois U.S.A.
  • 3129311249 | +1 312-931-1249 Illinois U.S.A.
  • 3129311250 | +1 312-931-1250 Illinois U.S.A.
  • 3129311251 | +1 312-931-1251 Illinois U.S.A.
  • 3129311252 | +1 312-931-1252 Illinois U.S.A.
  • 3129311253 | +1 312-931-1253 Illinois U.S.A.
  • 3129311254 | +1 312-931-1254 Illinois U.S.A.
  • 3129311255 | +1 312-931-1255 Illinois U.S.A.
  • 3129311256 | +1 312-931-1256 Illinois U.S.A.
  • 3129311257 | +1 312-931-1257 Illinois U.S.A.
  • 3129311258 | +1 312-931-1258 Illinois U.S.A.
  • 3129311259 | +1 312-931-1259 Illinois U.S.A.
  • 3129311260 | +1 312-931-1260 Illinois U.S.A.
  • 3129311261 | +1 312-931-1261 Illinois U.S.A.
  • 3129311262 | +1 312-931-1262 Illinois U.S.A.
  • 3129311263 | +1 312-931-1263 Illinois U.S.A.
  • 3129311264 | +1 312-931-1264 Illinois U.S.A.
  • 3129311265 | +1 312-931-1265 Illinois U.S.A.
  • 3129311266 | +1 312-931-1266 Illinois U.S.A.
  • 3129311267 | +1 312-931-1267 Illinois U.S.A.
  • 3129311268 | +1 312-931-1268 Illinois U.S.A.
  • 3129311269 | +1 312-931-1269 Illinois U.S.A.
  • 3129311270 | +1 312-931-1270 Illinois U.S.A.
  • 3129311271 | +1 312-931-1271 Illinois U.S.A.
  • 3129311272 | +1 312-931-1272 Illinois U.S.A.
  • 3129311273 | +1 312-931-1273 Illinois U.S.A.
  • 3129311274 | +1 312-931-1274 Illinois U.S.A.
  • 3129311275 | +1 312-931-1275 Illinois U.S.A.
  • 3129311276 | +1 312-931-1276 Illinois U.S.A.
  • 3129311277 | +1 312-931-1277 Illinois U.S.A.
  • 3129311278 | +1 312-931-1278 Illinois U.S.A.
  • 3129311279 | +1 312-931-1279 Illinois U.S.A.
  • 3129311280 | +1 312-931-1280 Illinois U.S.A.
  • 3129311281 | +1 312-931-1281 Illinois U.S.A.
  • 3129311282 | +1 312-931-1282 Illinois U.S.A.
  • 3129311283 | +1 312-931-1283 Illinois U.S.A.
  • 3129311284 | +1 312-931-1284 Illinois U.S.A.
  • 3129311285 | +1 312-931-1285 Illinois U.S.A.
  • 3129311286 | +1 312-931-1286 Illinois U.S.A.
  • 3129311287 | +1 312-931-1287 Illinois U.S.A.
  • 3129311288 | +1 312-931-1288 Illinois U.S.A.
  • 3129311289 | +1 312-931-1289 Illinois U.S.A.
  • 3129311290 | +1 312-931-1290 Illinois U.S.A.
  • 3129311291 | +1 312-931-1291 Illinois U.S.A.
  • 3129311292 | +1 312-931-1292 Illinois U.S.A.
  • 3129311293 | +1 312-931-1293 Illinois U.S.A.
  • 3129311294 | +1 312-931-1294 Illinois U.S.A.
  • 3129311295 | +1 312-931-1295 Illinois U.S.A.
  • 3129311296 | +1 312-931-1296 Illinois U.S.A.
  • 3129311297 | +1 312-931-1297 Illinois U.S.A.
  • 3129311298 | +1 312-931-1298 Illinois U.S.A.
  • 3129311299 | +1 312-931-1299 Illinois U.S.A.