Bid Zard-e Olya
Bid Zard -e Olya( also Romanized as Bīd Zard- e ‘ Olyā; also known as Bīd Zard- e Bālā) is a village in Bid Zard Rural District, in the Central District of Shiraz County, Fars Province, Iran.
At the 2006 census, its population was 1,206, in 295 families.
Bid Zard, Kharameh
Bid Zard( also Romanized as Bīd Zard) is a village in Kheyrabad Rural District, in the Central District of Kharameh County, Fars Province, Iran.
At the 2006 census, its population was 76, in 21 families.
Qaleh Now, Bid Zard
Qaleh Now( also Romanized as Qal`eh Now) is a village in Bid Zard Rural District, in the Central District of Shiraz County, Fars Province, Iran.
At the 2006 census, its population was 170, in 37 families.
Estakhr Sar, Gilan
Estakhr Sar is a village in Kojid Rural District, Rankuh District, Amlash County, Gilan Province, Iran.
At the 2006 census, its population was 69, in 24 families.
Estakhr Sar, Sari
Estakhr Sar is a village in Farim Rural District, Dodangeh District, Sari County, Mazandaran Province, Iran.
At the 2006 census, its population was 76, in 18 families.
Estakhr Sar, Tonekabon
Estakhr Sar is a village in Baladeh Rural District, Khorramabad District, Tonekabon County, Mazandaran Province, Iran.
At the 2006 census, its population was 334, in 94 families.
Bid Zard, Izeh
Bid Zard( also Romanized as Bīd Zard, Bīdzard, and Bid -i- Zard) is a village in Holayjan Rural District, in the Central District of Izeh County, Khuzestan Province, Iran.
At the 2006 census, its population was 124, in 23 families.
Deh Now, Shiraz
Deh Now( also Romanized as Deh- i- Nau) is a village in Bid Zard Rural District, in the Central District of Shiraz County, Fars Province, Iran.
At the 2006 census, its population was 1,617, in 412 families.
Estakhr Sar, Savadkuh
Estakhr Sar is a village in Rastupey Rural District, in the Central District of Savadkuh County, Mazandaran Province, Iran.
At the 2006 census, its population was 109, in 29 families.
Bid Zard-e Sofla
Bid Zard -e Sofla( also Romanized as Bīd Zard- e Soflá; also known as Bīd- i- Zard, Bīd Zard, and Bīd Zard- e Pā’īn) is a village in Bid Zard Rural District, in the Central District of Shiraz County, Fars Province, Iran.
At the 2006 census, its population was 2,112, in 495 families.

Question: Are Estakhr Sar, Sari and Bid Zard-E Olya located in the same country?
Answer: yes