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).

  • 3125031200 | +1 312-503-1200 Illinois U.S.A.
  • 3125031201 | +1 312-503-1201 Illinois U.S.A.
  • 3125031202 | +1 312-503-1202 Illinois U.S.A.
  • 3125031203 | +1 312-503-1203 Illinois U.S.A.
  • 3125031204 | +1 312-503-1204 Illinois U.S.A.
  • 3125031205 | +1 312-503-1205 Illinois U.S.A.
  • 3125031206 | +1 312-503-1206 Illinois U.S.A.
  • 3125031207 | +1 312-503-1207 Illinois U.S.A.
  • 3125031208 | +1 312-503-1208 Illinois U.S.A.
  • 3125031209 | +1 312-503-1209 Illinois U.S.A.
  • 3125031210 | +1 312-503-1210 Illinois U.S.A.
  • 3125031211 | +1 312-503-1211 Illinois U.S.A.
  • 3125031212 | +1 312-503-1212 Illinois U.S.A.
  • 3125031213 | +1 312-503-1213 Illinois U.S.A.
  • 3125031214 | +1 312-503-1214 Illinois U.S.A.
  • 3125031215 | +1 312-503-1215 Illinois U.S.A.
  • 3125031216 | +1 312-503-1216 Illinois U.S.A.
  • 3125031217 | +1 312-503-1217 Illinois U.S.A.
  • 3125031218 | +1 312-503-1218 Illinois U.S.A.
  • 3125031219 | +1 312-503-1219 Illinois U.S.A.
  • 3125031220 | +1 312-503-1220 Illinois U.S.A.
  • 3125031221 | +1 312-503-1221 Illinois U.S.A.
  • 3125031222 | +1 312-503-1222 Illinois U.S.A.
  • 3125031223 | +1 312-503-1223 Illinois U.S.A.
  • 3125031224 | +1 312-503-1224 Illinois U.S.A.
  • 3125031225 | +1 312-503-1225 Illinois U.S.A.
  • 3125031226 | +1 312-503-1226 Illinois U.S.A.
  • 3125031227 | +1 312-503-1227 Illinois U.S.A.
  • 3125031228 | +1 312-503-1228 Illinois U.S.A.
  • 3125031229 | +1 312-503-1229 Illinois U.S.A.
  • 3125031230 | +1 312-503-1230 Illinois U.S.A.
  • 3125031231 | +1 312-503-1231 Illinois U.S.A.
  • 3125031232 | +1 312-503-1232 Illinois U.S.A.
  • 3125031233 | +1 312-503-1233 Illinois U.S.A.
  • 3125031234 | +1 312-503-1234 Illinois U.S.A.
  • 3125031235 | +1 312-503-1235 Illinois U.S.A.
  • 3125031236 | +1 312-503-1236 Illinois U.S.A.
  • 3125031237 | +1 312-503-1237 Illinois U.S.A.
  • 3125031238 | +1 312-503-1238 Illinois U.S.A.
  • 3125031239 | +1 312-503-1239 Illinois U.S.A.
  • 3125031240 | +1 312-503-1240 Illinois U.S.A.
  • 3125031241 | +1 312-503-1241 Illinois U.S.A.
  • 3125031242 | +1 312-503-1242 Illinois U.S.A.
  • 3125031243 | +1 312-503-1243 Illinois U.S.A.
  • 3125031244 | +1 312-503-1244 Illinois U.S.A.
  • 3125031245 | +1 312-503-1245 Illinois U.S.A.
  • 3125031246 | +1 312-503-1246 Illinois U.S.A.
  • 3125031247 | +1 312-503-1247 Illinois U.S.A.
  • 3125031248 | +1 312-503-1248 Illinois U.S.A.
  • 3125031249 | +1 312-503-1249 Illinois U.S.A.
  • 3125031250 | +1 312-503-1250 Illinois U.S.A.
  • 3125031251 | +1 312-503-1251 Illinois U.S.A.
  • 3125031252 | +1 312-503-1252 Illinois U.S.A.
  • 3125031253 | +1 312-503-1253 Illinois U.S.A.
  • 3125031254 | +1 312-503-1254 Illinois U.S.A.
  • 3125031255 | +1 312-503-1255 Illinois U.S.A.
  • 3125031256 | +1 312-503-1256 Illinois U.S.A.
  • 3125031257 | +1 312-503-1257 Illinois U.S.A.
  • 3125031258 | +1 312-503-1258 Illinois U.S.A.
  • 3125031259 | +1 312-503-1259 Illinois U.S.A.
  • 3125031260 | +1 312-503-1260 Illinois U.S.A.
  • 3125031261 | +1 312-503-1261 Illinois U.S.A.
  • 3125031262 | +1 312-503-1262 Illinois U.S.A.
  • 3125031263 | +1 312-503-1263 Illinois U.S.A.
  • 3125031264 | +1 312-503-1264 Illinois U.S.A.
  • 3125031265 | +1 312-503-1265 Illinois U.S.A.
  • 3125031266 | +1 312-503-1266 Illinois U.S.A.
  • 3125031267 | +1 312-503-1267 Illinois U.S.A.
  • 3125031268 | +1 312-503-1268 Illinois U.S.A.
  • 3125031269 | +1 312-503-1269 Illinois U.S.A.
  • 3125031270 | +1 312-503-1270 Illinois U.S.A.
  • 3125031271 | +1 312-503-1271 Illinois U.S.A.
  • 3125031272 | +1 312-503-1272 Illinois U.S.A.
  • 3125031273 | +1 312-503-1273 Illinois U.S.A.
  • 3125031274 | +1 312-503-1274 Illinois U.S.A.
  • 3125031275 | +1 312-503-1275 Illinois U.S.A.
  • 3125031276 | +1 312-503-1276 Illinois U.S.A.
  • 3125031277 | +1 312-503-1277 Illinois U.S.A.
  • 3125031278 | +1 312-503-1278 Illinois U.S.A.
  • 3125031279 | +1 312-503-1279 Illinois U.S.A.
  • 3125031280 | +1 312-503-1280 Illinois U.S.A.
  • 3125031281 | +1 312-503-1281 Illinois U.S.A.
  • 3125031282 | +1 312-503-1282 Illinois U.S.A.
  • 3125031283 | +1 312-503-1283 Illinois U.S.A.
  • 3125031284 | +1 312-503-1284 Illinois U.S.A.
  • 3125031285 | +1 312-503-1285 Illinois U.S.A.
  • 3125031286 | +1 312-503-1286 Illinois U.S.A.
  • 3125031287 | +1 312-503-1287 Illinois U.S.A.
  • 3125031288 | +1 312-503-1288 Illinois U.S.A.
  • 3125031289 | +1 312-503-1289 Illinois U.S.A.
  • 3125031290 | +1 312-503-1290 Illinois U.S.A.
  • 3125031291 | +1 312-503-1291 Illinois U.S.A.
  • 3125031292 | +1 312-503-1292 Illinois U.S.A.
  • 3125031293 | +1 312-503-1293 Illinois U.S.A.
  • 3125031294 | +1 312-503-1294 Illinois U.S.A.
  • 3125031295 | +1 312-503-1295 Illinois U.S.A.
  • 3125031296 | +1 312-503-1296 Illinois U.S.A.
  • 3125031297 | +1 312-503-1297 Illinois U.S.A.
  • 3125031298 | +1 312-503-1298 Illinois U.S.A.
  • 3125031299 | +1 312-503-1299 Illinois U.S.A.