| Firminy Parkside | Central Australia Time | -09:30 |
| Firminy Parga | Eastern European Time | -01:00 |
| Firminy Pargas | Eastern European Time | -01:00 |
| Firminy Park City | Mountain Time | 07:00 |
| Firminy Parisot | Central European Time | 00:00 |
| Firminy Paris | Central European Time | 00:00 |
| Firminy Paris | Central European Time | 00:00 |
| Firminy Pasaje Canton | Ecuador Time | 06:00 |
| Firminy Parowan | Mountain Time | 07:00 |
| Firminy Parnwell | United Kingdom Time | 01:00 |
| Firminy Parrish | Eastern Time | 05:00 |
| Firminy Radoľa | Central European Time | 00:00 |
| Firminy Rafah | Eastern European Time | -01:00 |
| Firminy Raeford | Eastern Time | 05:00 |
| Firminy Raf Raf | Central European Time | 00:00 |
| Firminy Radda in Chianti | Central European Time | 00:00 |
| Firminy Rạch Giá | Indochina Time | -06:00 |
| Firminy Rạch Giá | Indochina Time | -06:00 |
| Firminy Pont-Sainte-Marie | Central European Time | 00:00 |
| Firminy Ponte do Rol | Western European Time | 01:00 |
| Firminy Ponte Fabbrica | Central European Time | 00:00 |
| Firminy Ponte Nizza | Central European Time | 00:00 |
| Firminy Pontian District | Malaysia Time | -07:00 |
| Firminy Pontresina | Central European Time | 00:00 |
| Firminy Ponte Tresa | Central European Time | 00:00 |
| Firminy Rakovica | Central European Time | 00:00 |
| Firminy Ram Nagar | India Standard Time | -04:30 |
| Firminy Rajapalayam | India Standard Time | -04:30 |
| Firminy Rajosana | India Standard Time | -04:30 |
| Firminy Rahim Yar Khan | Pakistan Time | -04:00 |
| Firminy Raglan | New Zealand Time | -12:00 |
| Firminy Rahovic | Central European Time | 00:00 |
| Firminy Rainsville | Central Time | 06:00 |
| Firminy Rajadewali | Pakistan Time | -04:00 |
| Firminy Zahara de los Atunes | Central European Time | 00:00 |
| Firminy Yvoir | Central European Time | 00:00 |
| Firminy Yzeure | Central European Time | 00:00 |
| Firminy Zachary | Central Time | 06:00 |