The Kelwa Mahim S.o Post Office is a government office that provides postal services, including mail delivery, postage stamp sales, speed post in one day delivery and services. Mail and packages can be dropped off at a post office or designated collection box, and stamps can be purchased at the post office or online.
| Post Office | Kelwa Mahim S.o |
| Division | Thane West |
| Region | Mumbai |
| Circle | Maharashtra |
| Taluka | Palghar |
| District | Thane |
| State | Maharashtra |
| Phone | 02525-220138 |
| Sub Office | Na |
| Head Office | Palghar H.o |
| Pincode | 401402
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kelwa mahim s.o branch pincode is 401402
kelwa mahim s.o branch phone number is 02525-220138
kelwa mahim s.o branch Head Office is Palghar H.o