Coverage map below:

cnindiant201110

From the Garmin website:

Coverage regions include:

◦Delhi
◦Gurgaon
◦Noida
◦Faridabad
◦Ghaziabad
◦Mumba
◦New Mumbai
◦Thane
◦Hyderabad
◦Secunderabad
◦Bangalore
◦Kolkata
◦Pune
◦Jaipur
◦Ahmedabad
◦Chennai
◦Chandigarh
◦Indore
◦Surat
◦Solapur
◦Pimpri-Chinchwad
◦Nashik
◦Nagpur
◦Panaji
◦Agra
◦Diu
◦Silvassa
◦Daman
◦Mangalore
◦Kolhapur
◦Hubli
◦Gandhinagar
◦Mysore
◦Pondicherry
◦Rajkot
◦Vadodara
◦Udaipur
◦Coimbatore
◦Kozhikode
◦Trichi
◦Ajmer
◦Trivandrum
◦Shimla
◦Jodhpur
◦Kochi
◦Amritsar
◦Madurai
◦Vijaywada
◦Jalandhar
◦Bhubaneshwar
◦Allahabad
◦Bhopal
◦Cuttack
◦Darjeeling
◦Dehradun
◦Durg
◦Greater Noida
◦Gwalior
◦Jabalpur
◦Kanpur
◦Lucknow
◦Ludhiana
◦Meerut
◦Patiala
◦Patna
◦Raipur
◦Ranchi
◦Silliguri
◦Varanasi
◦Vishakhapatnam
◦Warangal