Addresses on 31st St in Rockford Illinois
- 1102 31st St
- 1106 31st St
- 1110 31st St
- 1111 31st St
- 1114 31st St
- 1115 31st St
- 11xx 31st St
- 1203 31st St
- 1204 31st St
- 1207 31st St
- 1208 31st St
- 1211 31st St
- 1212 31st St
- 1215 31st St
- 1216 31st St
- 1219 31st St
- 1220 31st St
- 1223 31st St
- 1224 31st St
- 1304 31st St
- 1307 31st St
- 1308 31st St
- 1311 31st St
- 1314 31st St
- 1315 31st St
- 1319 31st St
- 1320 31st St
- 1323 31st St
- 1326 31st St
- 1403 31st St
- 1404 31st St
- 1409 31st St
- 1410 31st St
- 1415 31st St
- 1416 31st St
- 1420 31st St