STD Code : 04172
| Name | Phone No. |
| Municipal Office,Walajapet | 232207 |
| Taluk Office, Walajapet | 232519 |
| Govt. Hospital, Walajapet | 232538 |
| SBI, Walajapet Branch | 232366 |
| Thiru R.Velu,Ex.M.P. | 94440-88870,94440-41414 |
| Thiru.R.Gandhi,MLA | 272707 |
| Thiru.M.S.Chandrasekaran,Ex.MLA | 252243 |
| Thiru. J.Asen, Ex.MLA | 232123 |
| Thiru.Go.V.S.Mohanan, Ex.MLA | 231192 |
| Tmt.T.M.Suganya Mohanram, Ex.chairman | 230137 |
| Thiru. S.Moorthy Ex.V.C., | 232404 |
| Boys Hr.Sec.School, Walajapet | 232219 |
| Girls Hr.Sec.School, Walajapet | 230716 |
| E.B. Walajapet | 232251 |
| Police Station, Walajapet | 232100 |
| Post Office, Walajapet | 232374 |
| A.A.A.Women’s College,walaja | 230813 |
| B.D.O, Walajapet | 230808 |
| Deenabandu Asaram, Walajapet | 230640 |
| Venkat Baba -Indian Gas-Indane | 272327,272328 |
| Walaja Road Railway station, | 222674 |
| Ranipet S.M.H. | 272741 |
| R.D.O. | 272720 |
| D.S.P. | 270209 |
| FIRE SERVICE,Arcot, Ranipet,SIPCOT | 101 |
| L.F.C. school, Ammur | 272628 |
| V.R.V. school | 272773 |
| Arcot Sri Rama krishna School | 235477 |
| Vellore Collector office | 2252718 |
| Vellore CMC Hospital | 2222102 |
| Vethavalli Vidyala School | 231860,254319 |
| Co-operative Bank, Walajapet | 232215 |
| Indian Bank, Walajapet | 232549 |
| Katpadi Railway Station-Booking office | 2222286 |
| Vellore Railway Booking office | 2242628 |
| Arakkonam Railway Station | 224131 |
| Vellore Govt. Hospital | 2256823, 22211653 |
| Divisional Engineer RanipetTelephone Office | 270700 |
| Telephone Office , Walajapet | 231198 |
| J.T.O. Telephone , Walajapet | 230100 |
| L.I.C. Office, Ranipet | 270305,272927 |
| Arcot Sri Mahalakshmi Women’s College | 258390 |
| Visharam C.Abdul Akim Eng. College | 267387 |
| S.Mohan Sharma,Dinamalar Reporter | 250150 |
| Dinamalar Branch Office, walaja | 232112,232111 |
| R.Narasimman, Thinathanthi Reporter | 230150 |
| P.N.Srinivasan, Dinamani Reporter | 230183 |
| R.Murali, Dinakaran Reporter | 232163 |
| K.H.Shoes | 274501(5 lines) |
| Emergency help – Ambulance | 1033 |
| K.H.Apollo Hospital | 269581(5 lines) |
| Bala Gas Agency, Walajapet | 231144,231620 |