There are several taxi services available in Haridwar that offer Chardham Yatra packages to the pilgrims. Here are some taxi services you might consider:

1. **Chardham Tourism**: Chardham Tourism is a specialized travel agency based in Haridwar that offers taxi services for Chardham Yatra. They provide various packages tailored to the needs of pilgrims, including transportation, accommodation, and assistance throughout the journey.

2. **Haridwar Taxi Services**: Haridwar Taxi Services is another reputable taxi service provider in Haridwar offering Chardham Yatra packages. They have a fleet of well-maintained vehicles and experienced drivers to ensure a comfortable and safe pilgrimage experience.

3. **Uttarakhand Car Rental Services**: Uttarakhand Car Rental Services provides taxi services for Chardham Yatra from Haridwar. They offer different types of vehicles ranging from budget to luxury options to suit the preferences and budget of travelers.

4. **Divine Journey**: Divine Journey is a travel agency in Haridwar that specializes in Chardham Yatra packages. They offer taxi services with experienced drivers who are familiar with the terrain and routes to the Chardham sites.

5. **Bharat Taxi**: Bharat Taxi is a well-known taxi service provider operating in Haridwar. They offer customizable Chardham Yatra packages with a range of vehicles including sedans, SUVs, and tempo travelers.

6. **India Easy Trip Pvt. Ltd.**: India Easy Trip is a travel agency in Haridwar that provides taxi services for Chardham Yatra. They offer packages with various inclusions such as accommodation, meals, and sightseeing along the pilgrimage route.

7. **Riya Travels**: Riya Travels is a travel agency offering taxi services for Chardham Yatra from Haridwar. They have a team of experienced professionals who ensure a hassle-free journey for pilgrims.

When choosing a taxi service for your Chardham Yatra from Haridwar, consider factors such as the reputation of the service provider, the condition of the vehicles, the experience of the drivers, and customer reviews. It's advisable to book your taxi service in advance, especially during the peak pilgrimage season, to ensure availability and a smooth travel experience.