Abbreviations Telecom Service Areas

AP	Andhra Pradesh Telecom Circle.
AS	Assam Telecom Circle.
BR	Bihar & Jharkhand Telecom Circle.
CH	Chennai Metro Telecom Circle (includes MEPZ, Mahabalipuram & Minjur)
DL	Delhi Metro Telecom Circle (includes NCR, Faridabad, Ghaziabad, Gurgaon & Noida)
GJ	Gujarat Telecom Circle (includes Daman & Diu, Dadra & Nagar Haveli)
HP	Himachal Pradesh Telecom Circle.
HR	Haryana Telecom Circle (excludes Faridabad, Gurgaon & Panchkula)
JK	Jammu & Kashmir Telecom Circle.
KL	Kerala Telecom Circle (includes Lakshadweep)
KA	Karnataka Telecom Circle.
KO	Kolkata Metro Telecom Circle (includes parts of Haora, Hooghly, North & South 24 Parganas and Nadia Districts)
MH	Maharashtra Telecom Circle (includes Goa, excludes Mumbai, Navi Mumbai & Kalyan)
MP	Madhya Pradesh & Chhattisgarh Telecom Circle.
MU	Mumbai Metro Telecom Circle (includes Navi Mumbai & Kalyan)
NE	North East India Telecom Circle (excludes Assam)
OR	Orissa Telecom Circle.
PB	Punjab Telecom Circle (includes Chandigarh & Panchkula)
RJ	Rajasthan Telecom Circle.
TN	Tamilnadu Telecom Circle (includes Pondichery except Yanam, usually excludes Chennai, MEPZ, Mahabalipuram & Minjur)
UE	Uttar Pradesh (East) Telecom Circle.
UW	Uttar Pradesh (West) & Uttarakhand Telecom Circle (excludes Ghaziabad & Noida)
WB	West Bengal Telecom Circle (includes Andaman & Nicobar, Sikkim, excludes Kolkata Telecom District)
ZZ	Customer Care (All Over India)

Telecom Circles of India Currently there are 22 telecom circles in India, including 'metro', 'A', 'B', and 'C'category service areas. Officially, telecom circles are now called telecom 'service areas', but both terms used to mean the same thing.These are the officially recognized circles as stated by the India Department of Telecommunications. India telephone companies may or may not conform to this exact usage.