No. They all are Kapu's( also known as Naidu's). Hence they won't belong to OC. See the related link to know more about Kapu's.
Surnames with raju/varma in andhra pradesh belong to kshatriya community.
People with Chikka surname are Brahmins.
I saw some people having Putta surname in Vizag, Rajahmundry,West & East Godavari districts, they belong to prominent Telaga Kapu Caste (or OC category).Most of them are Zamindars and hold solid control over the land
kapu nadu (naidu's) and also chowdhary's. People who have same surname doesn't mean that they come under same community or caste though people have the same surnames they may belong to different caste. So people having surname kurella are naidu's as well as chowdhary's.
Bansiwal caste belong to rajput community in uttar pradesh.
Settibalaja cast , most of the people leaving in east and west Godavari District, Andhra Pradesh
Brahmins with rani surname are found in narendrapuram and chiratapudi villages of amalapuram, east godavari dist.
people with surname BALLA belongs to CHOWDARY[KAMMA]....these people live mostly in Nalgonda and hyderabad ie...mainly in Telangana and are refered to as gandikota kamma with taguturi gootram.......I even belong to balla family but i live in guntur of andhra pradesh state since my parent settled down here .I'M talking about caste of balla's and i'm not telling that balla is a caste...of course there may be a possibility of balla as caste or balla in another caste like there is also a balla surname lives mostly in the koonasema regions they belong to kapu[naidus].....but or because i'm a balla and since i belong to chowdary caste I'm informing this
I WANT andhra pradesh's top 25 rich people
Yalla surname is kapu naidu caste mainly this people live in west godavari bhimavaram area
Brahmins with Subsection as 6000N hold this Surname. Majority of this community people are spread in Costal Andhra Pradesh (Krishna, Guntur, Prakasam, Nellore dist..). This surname is also popular in Kamma Caste as well.
People who reside in Andhra Pradesh are called Andhraites.