Telecom Circles[3] AP Andhra Pradesh Telecom Circle. AS Assam Telecom Circle. BR Bihar and Jharkhand Telecom Circle. CH Chennai Metro Telecom Circle (includes Chennai, MEPZ and Mahabalipuram). DL Delhi Metro Telecom Circle (includes NCR, Faridabad, Ghaziabad, Gurgaon and Noida). GJ Gujarat Telecom Circle (includes Daman and Diu, Dadra and Nagar Haveli). HP Himachal Pradesh Telecom Circle. HR Haryana Telecom Circle (excludes Faridabad, Gurgaon and Panchkula). JK Jammu and Kashmir Telecom Circle. KL Kerala Telecom Circle (includes Lakshadweep). KA Karnataka Telecom Circle. KO Kolkata Metro Telecom Circle (includes parts of Howrah, Hooghly, North and South 24 Parganas and Nadia Districts). MH Maharashtra Telecom Circle (includes Goa but excludes Mumbai, Navi Mumbai and Kalyan). MP Madhya Pradesh and Chhattisgarh Telecom Circle. MU Mumbai Metro Telecom Circle (includes Navi Mumbai and Kalyan) NE North East India Telecom Circle (includes Arunachal Pradesh, Meghalaya, Mizoram, Nagaland, Manipur and Tripura). OR Odisha Telecom Circle. PB Punjab Telecom Circle (includes Chandigarh and Panchkula). RJ Rajasthan Telecom Circle. TN Tamil Nadu Telecom Circle (excludes CH Chennai, MEPZ, Mahabalipuram and Minjur and includes Puducherry except Yanam and Mahé). UE Uttar Pradesh (East) Telecom Circle. UW Uttar Pradesh (West) and Uttarakhand Telecom Circle (excludes Ghaziabad and Noida). WB West Bengal Telecom Circle (includes Andaman and Nicobar Islands, Sikkim excludes Calcutta Telecom District). ZZ Customer Care (All Over India).