For taxi services from Haridwar to Delhi, you can consider several reliable options that offer comfortable and safe travel. Here are some recommended taxi services:

1. **Haridwar Taxi Services**
   - **Services:** Provides taxi services from Haridwar to Delhi and other destinations.
   - **Contact Information:**
     - **Website:** [Haridwar Taxi Services](http://www.haridwartaxiservices.co.in/)
     - **Phone:** +91-9761155000
     - **Email:** [email protected]

2. **Musafir Cabs**
   - **Services:** Offers reliable taxi services from Haridwar to Delhi with various vehicle options.
   - **Contact Information:**
     - **Website:** [Musafir Cabs](https://www.musafircabs.com/)
     - **Phone:** +91-9818700625
     - **Email:** [email protected]

3. *Taxi Services Haridwar**
   - **Services:** Provides taxis and cabs for travel between Haridwar and Delhi.
   - **Contact Information:**
     - **Website:** [Taxi Services Haridwar](http://www.taxiservicesharidwar.com/)
     - **Phone:** +91-9897124243
     - **Email:** [email protected]

4. **Chardham Taxi Services**
   - **Services:** Specializes in taxi services for Chardham Yatra and offers trips from Haridwar to Delhi.
   - **Contact Information:**
     - **Website:** [Chardham Taxi Services](http://www.chardhamtaxiservices.com/)
     - **Phone:** +91-9761155000
     - **Email:** [email protected]

These taxi services offer different types of vehicles including sedans, SUVs, and sometimes larger vehicles like tempo travellers, depending on your group size and comfort preferences. It's advisable to contact them directly to inquire about availability, fares, and to make a booking for your travel from Haridwar to Delhi.