Vishnu Temples in general do not have Navagrahas, the Nine Palnets.
Shiva temples have the Navagrahas.
The Vaishnavas believe in worshiping Vishnu and hence they feel that it is not necessary to worship Navagrahas separately.
However there are Navagraha Parihara Sthalas for Sri Vaishnavas.
The following are some of them.
Sun (suryan) : Sri Sarangapani temple (Thirukudanthai-Kumbakonam)
Moon (chandran): Sri Naadan Kovil (Thirunandipura vinnagaram)
Mars (sevvai): Nachiyaar Kovil (Thirunaraiyur)
Mercury (budan): Valvil Ramar Kovil (Thirupullamboothangudi)
Jupiter(guru): Andallakummaiyyan (Thiruaadhanoor)
Venus (shukran): Valvil Ramar kovil (Thiruvelliyankudi)
Saturn (sani) : Oppiliappan Kovil (Thiruvinnagaram)
Dragon’s tail (rahu): Gajendra Varadan kovil (Thirukavithalam)
Dragon’s head (kethu): Jagat Rakshakan kovil (Thirukudaloor)
Sun (suryan) : Sri Vaikuntha natha perumal (Srivaikundam)
Moon (chandran): Sri Vijayaasana perumal temple (Thiru Varagunamangai)
Mars (sevvai): Sri Vaaitha Maanitha perumal temple (Thirukolur)
Mercury (budan): Sri Kaisana vendhar perumal temple (Thirupulingudi)
Jupiter(guru): Sri Aadinathar temple (Alwar Thirunagari)
Venus (shukran): Sri Makara Nedunkuzhaikkadan perumal temple (Ten Tirupperai)
Saturn (sani) : Srinivasa perumal temple, Perungulam
Dragon’s tail (rahu): Sri Aravinda Lochanar perumal temple (Erattai Tirupathi)
Dragon’s head (kethu): Sri Devapiran perumal temple (Erattai Tirupathi)
Other Vaishnava Temples associated with Navagrahas.
Srirangam, first of all divyadesam is considered as sukra Kshetram. For delayed marriage, difficulty in married life with life partner or misunderstandings between couples, to get all comforts in life, a visit to Srirangam and offer prayers to Lord sriranganathar and sriranganayaki thayar on Friday is good as it removes Sukra dosham.
Jupiter(guru) is connected to Kanchi and Sri Varadar (Varadharaja swamy of Athigiri Kshetram – Kanchipuram known also as Kancheevaram) sthalam. Those who want to get the grace of Guru must visit Kanchipuram (Kanjeevaram) on Thursday and surrender to their Acharyar for his divine blessings.
Lord Srinivasar of Tirumala is associated with Sani Graha. Those horoscopes afflicted by Sun-Sani Mutual aspect, if Sani is adverse to Lagna, and not well placed with Sani Dasa running, a visit to Tirumala on Saturday preferably in Purattasi and on kaisika Dvadasi day to worship Ugra Srinivasar with Prayaga Chakra in hand with his consorts when he is taken out on procession before Sun rise in wee hours would help them overcome difficulties. (some also opine that Lord srinivasa is also associated with moon(chandran), so can pray him on Mondays to get rid of effects of afflicted moon)
Thirumalirumcholai is considered as the kshetram of chandran. This Kshetram itself is the Sthalam for chandran to worship and do pariharams.Those worship lord azhagar will feel the happiness as lord Krishna enters in their mind and will grace them.
Srivilliputtur – Sthalam for chevvai (kujan / mars). This kshetram is Chevvai Parihaara sthalam. Also Thiruvellikeni Sri Parthasarathy perumal Kovil is also said to be Angaraka Sthalam.
Thirukkannapuram Sri Sowriraaja Perumal is worshiped by those who has afflicted mercury(budhan) in their horoscopes.
Melkote ThiruNarayana Perumal is associated with Kethu graham and its pariharam.
Thiruchenkunoor, Thirukkadittaanam, Thiruppuliyur, Thiruvaaranvilai, Thiruvanvandur, Thiruvanantapuram of malanaadu divyadesams can be associated as rahu-kethu sthalams
Thiru Sirupuliyur temple is of special significance for relief from Naaga Dosha and Kaala Sarpa Dosha
Sri Adikesava Perumal Temple, Sriperumbudur – Those facing adverse aspects of Rahu and Ketu planets and those facing delays in marriage due to Kalasarpa dosha in whose horoscopes, pray here for relief. Swami Ramanujar represents the divine serpent Adisesha, those afflicted by the adverse effects of the snake planets Rahu-Kethu and facing Kalasarpa effects , worship here for relief. They spill the water of the Ananthasaras theertha on their head, perform Kshira(milk) abishek to Sri Ramanuja and light ghee lamps.
Thiruvidanthai Nithya Kalyana Perumal no doubt varaprasadi for unmarried people and so was the Uraiyur sthalam
Naachiyaar Koyil Tirunaraiyur Nambi in the Kalyana kolam with Vanchulavalli Thayar is also parihara stalam for Unmarried and also Kal Garudan seen with nine serpents is believed to have the powers to remove the Navagraha Dosham.
Thiruchireevaramangai(Vanamaamalai) ,for childless couples
Thiruvallur VaidhyaVerraraghava Perumal , as his name says cures any health problems.
Thirukadigai (Sholingar) Yoga Narasimha swamy,cure all mental illness
Thiruvahendrapuram Hayagreevar , who removes all obstacle in education.