Since the split between Andhra Pradesh and Telangana, a lot of people have been asking me to delineate between Andhra’s temples and Telangana’s. So here’s a list of the temples in Telangana, from Wikipedia (CC-BY-SA). I’ll add photos soon.
Yadagirigutta: Lord Vishnu (whose reincarnation is Lord Narasimha). The main deity is Lakshmi Narasimha Swamy. Located in Nalgonda District. In Ancient days Sri Yada Maharshi son of Sri Rushyashrunga Maharshi with the Blessings of Anjaneya Swamy had performed great penance for Lord Narasimha Swamy. After securing blessing for his penance Lord Narasimha had come into existence in Five Avatharas called as Sri Jwala Narasimha, Sri Yogananda Narasimha, Sri Ugra Narasimha, Sri Gandaberunda Narasimha, Sri Lakshmi Narasimha. As such this is known as “Pancha Narasimha Kshetram”.
Raja Rajeswara temple, Vemulawada : Notable for the Sri Raja Rajeshwara Swamy Temple complex, a site of pilgrimage for both Hindu (particularly devotees of Vishnu and Shiva) and Muslim worshippers. Built by Chalukya Kings between AD 750 and 975, the complex is named for its presiding deity Sri Raja Rajeswara Swamy, an incarnation of Lord Shiva. It houses several temples dedicated to other deities including Sri Rama, Lakshmana, Lakshmi, Ganapathy, Lord Padmanabha Swamy and Lord Bhimeshwara. The complex also contains a 400-year-old mosque. The temple is located in Karimnagar District.
Basara: Gnana Saraswati Temple (Goddess of Knowledge) is located on the banks of the river Godavari in NIRMAL District.
Dharmapuri: Dharmapuri attained religious importance owing to the existence of the shrine dedicated to Narasimha Swamy. Located in Karimnangar District.
Kondagattu: Lord Hanuman Temple. According to the folklore, the temple was constructed by a cowherd some 300 years ago.Located in Karimnagar District.
Alampur: Jogulamba temple is located in the South-East corner of the village beside Tungabhadra river. Old temple of Jogulamba was destroyed by Bahamani sultans in the 14th century. The idols of Jogulamba and her two shaktis Chandi, Mundi were protected from them and placed in Bala brahmeswara swammy temple until 2005. The new temple constructed in the same place and the goddess was relocated. As per the local people Jogulamba is an Ugra rupa (highly energetic and hard to worship) and the water pool nearby it makes the atmosphere cool.The Yogamba (Jogulamba) temple is regarded as a Shakti Peetha where Sati Devi’s upper teeth fell. The mythology of Daksha yaga and Sati’s self-immolation is the story of origin of Shakti Peethas
Hemachala Lakshmi Narsimha Swamy Temple  is the most ancient architectural divine ensemble which is located on the Mallur Ghat in the Mangapeta mandal of Warangal district.
Birla Mandir: Built on a 280 feet (85 m) high hillock called Naubath Pahad on a 13 acres (53,000 m2) plot in Hyderabad
Chilkur Balaji Temple is popularly known as Visa Balaji Temple is an ancient Hindu temple of Lord Balaji on the banks of Osman Sagar Lake near Hyderabad, India. It is 17 km from Mehedipatnam. It is one of the oldest temples in Hyderabad built during the time of Madanna and Akkanna, the uncles of Bhakta Ramadas.
Thousand Pillars Temple: A Shiva temple at Hanmakonda, in Warangal.
Bhadrakali Temple, Warangal known to be one of the oldest temples for Goddess Bhadrakali, located in Warangal.
Komrelly Mallanna Temple: Komuravelli Mallikarjuna Swamy Temple (Lord Shiva) located in Komuravelly Village, Cheriyal Mandal, Warangal District.
Wargal Saraswati Temple: Sri Vidya Saraswati Temple located in Wargal, 47 km from Secunderabad (JBS), Medak District.
Sanghi Temple: Lord Venkateswara Temple located in Sanghi Nagar, Near Ramoji Film City, Ranga Reddy District.
Sri Stambhadri Lakshmi Narasimha Swamy temple is located in the heart of the City of Khammam. The city gets its name from the Stambhadri hill on which the temple is located.The ancient deity is located inside a cave on top of the hill.The temple is believed to be existing since Tretha yuga.