| Rockford Teupitz | Central European Time | -07:00 |
| Rockford Sapucaia do Sul | Brasilia Time | -02:00 |
| Rockford Domodossola | Central European Time | -07:00 |
| Rockford Axapusco | Central Time | 00:00 |
| Rockford Amriswil | Central European Time | -07:00 |
| Rockford Cle Elum | Pacific Time | 02:00 |
| Rockford Hallsville | Central Time | 00:00 |
| Rockford Dianella | Western Australia Time | -13:00 |
| Rockford Tutuhan | Chamorro Standard Time | -15:00 |
| Rockford San Juan de Miraflores | Peru Time | 00:00 |
| Rockford Dolphin Coast | South Africa Standard Time | -07:00 |
| Rockford Aoulouz | Western European Time | -06:00 |
| Rockford Amory | Central Time | 00:00 |
| Rockford Clear Lake | Central Time | 00:00 |
| Rockford Hallam | Eastern Australia Time | -15:00 |
| Rockford Coromandel | New Zealand Time | -17:00 |
| Rockford Tuscola | Central Time | 00:00 |
| Rockford San Juan del Sur | Central Time | 01:00 |
| Rockford Dolynka | Eastern European Time | -08:00 |
| Rockford Aougrout | Central European Time | -06:00 |
| Rockford Amorbach | Central European Time | -07:00 |
| Rockford Clawson | Eastern Time | -01:00 |
| Rockford Halifax | Eastern Time | -01:00 |
| Rockford Corolla | Eastern Time | -01:00 |
| Rockford Tusmore | Central Australia Time | -14:30 |
| Rockford San Leone | Central European Time | -07:00 |
| Rockford Dolus-d'Oléron | Central European Time | -07:00 |
| Rockford Anzola dell'Emilia | Central European Time | -07:00 |
| Rockford Ampang | Malaysia Time | -13:00 |
| Rockford Chandrapur | Nepal Time | -10:45 |
| Rockford Haleiwa | Hawaii-Aleutian Time | 05:00 |
| Rockford Corning | Eastern Time | -01:00 |
| Rockford Suvereto | Central European Time | -07:00 |
| Rockford Sartène | Central European Time | -07:00 |
| Rockford Dolo | Central European Time | -07:00 |
| Rockford Ao Nang | Indochina Time | -12:00 |
| Rockford Ammon | Mountain Time | 01:00 |
| Rockford Clemson | Eastern Time | -01:00 |
| Rockford Hales Corners | Central Time | 00:00 |
| Rockford Cornville | Mountain Time | 02:00 |
| Rockford Templestowe | Eastern Australia Time | -15:00 |
| Rockford Sasbach am Kaiserstuhl | Central European Time | -07:00 |
| Rockford Donnalucata | Central European Time | -07:00 |
| Rockford Aoba Ward | Japan Time | -14:00 |
| Rockford Amirim | Israel Time | -08:00 |
| Rockford Cleobury Mortimer | United Kingdom Time | -06:00 |
| Rockford Half Moon Bay | Pacific Time | 02:00 |
| Rockford Cornwall-on-Hudson | Eastern Time | -01:00 |
| Rockford Templeton | Pacific Time | 02:00 |
| Rockford Sherwood | Eastern Australia Time | -15:00 |