Block from U+0C00 to U+0C7F. This block was introduced in Unicode version 1.1 (1993). It contains 96 codepoints.
The Wikipedia provides the following information on block Telugu:
Telugu is a Unicode block containing characters for the Telugu, Gondi, and Lambadi languages of Andhra Pradesh, India. In its original incarnation, the code points U+0C01..U+0C4D were a direct copy of the Telugu characters A1-ED from the 1988 ISCII standard. The Devanagari, Bengali, Gurmukhi, Gujarati, Oriya, Tamil, Kannada, and Malayalam blocks were similarly all based on their ISCII encodings.