MTNL (Mahanagar Telephone Nigam Limited) marketed its CDMA-based WiLL (Wireless in Local Loop) service under the brand name 'Dolphin' in Mumbai and Delhi. This was a fixed-line wireless service. 'Garuda' was another MTNL service (GSM-based). 'Swarna' and 'Seema' are not associated with MTNL services.