Table of Contents
ToggleIf you’re cruising through Tamil Nadu, especially along the highway stretch between Bangalore and Krishnagiri, chances are you’ll spot a lot of vehicles with TN 70 on their number plates.
But what does that really mean? TN 70 is the official vehicle registration code for Hosur, a dynamic industrial town located in the Krishnagiri district of Tamil Nadu.
For locals, it’s just another part of daily life on the road. But for travellers, especially those on a road trip, renting a car or bike, or exploring South India by road, it helps to know where your vehicle comes from and what to expect along the way.
Hosur RTO (TN 70): What Travellers Should Know?
The Regional Transport Office (RTO) in Hosur isn’t a tourist destination, but it plays a key role in how vehicles operate in and around this region. Whether you’re renting a car, buying a second-hand bike, or just curious about Tamil Nadu’s road systems, this is the hub that manages all transport services for TN 70-registered vehicles.
Here’s a quick look at its details:
| Field | Details |
| TN Registration | Regional Transport Office (RTO) |
| Number | TN‑70 |
| City | Hosur |
| District | Krishnagiri |
| State | Tamil Nadu |
| Phone | 04344‑292955 |
| CUG No. | 9384808216 |
| rtotn70@nic.in | |
| Address | Regional Transport Office, Mathigiri Kootu Road, Hosur – 635110, Krishnagiri Dist. |
While you probably won’t need to visit the RTO during your trip, it’s good to know where your vehicle is officially tied to, especially if you’re crossing state borders or renting vehicles in the Hosur area.
What Makes TN 70 Relevant for Travellers?

If you’re hiring a vehicle or self‑driving through Tamil Nadu, the registration number on your ride can tell you more than just a regional code, it reflects where it was issued, how it’s regulated, and which RTO office you should contact if you ever need assistance.
Here’s why TN 70 matters to travellers:
- It’s the official code for Hosur RTO.
- If you rent a vehicle in or around Hosur, it will most likely have a TN 70 plate.
- It helps traffic officials identify your vehicle’s origin, especially at border check posts between Tamil Nadu and Karnataka.
- If there’s a permit check or paperwork verification, knowing your RTO region saves time and confusion.
Whether you’re taking the scenic NH 44 route toward Salem, crossing the border to Bangalore, or heading toward Krishnagiri Dam, chances are your vehicle will be TN 70‑registered, linking you to one of the busiest transport zones in Tamil Nadu’s system.
Other RTO Codes in Krishnagiri You Might See
Krishnagiri district covers several RTO jurisdictions, and if you’re on a road trip through this belt, you might come across other vehicle codes as well:
- TN 24 – Krishnagiri RTO
- TN 29 – Dharmapuri RTO
- TN 23 – Salem RTO
This simple numbering system helps officials manage traffic and transport services better. For travellers, it’s just another glimpse into how organized Tamil Nadu’s road network really is, each number telling a story of where your journey begins.
FAQs
What district does TN 70 belong to?
TN 70 is the official vehicle registration code for Hosur, which is in the Krishnagiri district of Tamil Nadu. It covers vehicles registered at the Hosur RTO office.
Is TN 70 valid for inter-state travel between Tamil Nadu and Karnataka?
Yes, TN 70-registered vehicles can travel across states without any issues for personal use. Just ensure your documents are up to date when crossing into Karnataka.
Can tourists rent a TN 70 vehicle in Hosur?
Absolutely, local rental providers in Hosur offer cars and bikes with TN 70 registrations. Just carry a valid driver’s license and proof of identity.
What should I do if I’m stopped at a check post while driving a TN 70 vehicle?
Present your RC (Registration Certificate), driver’s license, and rental agreement if applicable. TN 70 vehicles are commonly seen near state borders, so checks are routine.
Does the RTO code affect tolls or travel permits?
For private vehicles, the RTO code doesn’t impact toll fees or require special permits within Tamil Nadu. However, commercial vehicles may need proper route authorization.
Is it safe to self-drive a TN 70 vehicle toward Bangalore?
Yes, the route from Hosur to Bangalore via NH 44 is well-maintained and safe for tourists. Just avoid peak traffic hours to enjoy a smoother drive.
Where can I verify the details of a TN 70 vehicle?
You can check TN 70 vehicle info online through the VAHAN portal at parivahan.gov.in. Just enter the vehicle number for full registration details.








