| Academic Offices | Extension |
| Ateneo Child Learning Center | |
| Main Campus | 1033 |
| Bonoan Campus | 3109 |
| Grade School | |
| ACLC Main Campus | 1033 |
| ACLC Pacol | 3109 |
| Asst Principal | 1202 |
| Campus Ministry | 3106 |
| Faculty lounge | 3108 |
| Grade School Office | 3114 |
| Guidance | 3103 |
| Infirmary | 3101 |
| Library | 3105 |
| OPS | 3104 |
| Prefect | 3111 |
| Principal | 1201 |
| Registrar | 3102 |
| Junior High School | |
| Admission & Registrar’s Office | 3303 |
| APCI | 1253 |
| APFSA | 1254 |
| ARS | 1252 |
| CSACP | 3309 |
| EDP Lab 1 | 3317 |
| Faculty Room | 3306 |
| Guidance | 3305 |
| Infirmary | 3301 |
| Librarian | 1255 |
| Prefect of Students | 3304 |
| Principal | 1251 |
| Principal’s Office | 3322 |
| Treasurer | 3302 |
| Senior High School | |
| Director’s Office | 2104 |
| Assistant Director for Curriculum and Instruction | 2177 |
| Assistant Director for Formation and Student Activities | 2117 |
| Campus Ministry | 2110 |
| Chairperson, Arts & Design – 2D Animation and Visual Effects | 2179 |
| Chairperson, ABM | 2118 |
| Chairperson, HUMSS & GAS | 2178 |
| Chairperson, STEM | 2116 |
| Coordinator for Curriculum Program | 2112 |
| Coordinator for Student Activities | 2114 |
| Faculty 1 | 2105 |
| Faculty 2 | 2119 |
| Guidance office | 2115 |
| Prefect of Discipline | 2111 |
| Registrar Staff | 2093 |
| Work Immersion Coordinator | 2109 |
| College of Business and Accountancy | |
| Dean’s Office | 2079 |
| Accountancy Department | 2044 |
| Business Management Courses | 2070 |
| Financial Management Courses | 2045 |
| Allied Business Courses Department | 2043 |
| CBA Faculty Room 1 | 2091 |
| CBA Faculty Room 2 | 2097 |
| CBA Computer Lab | 2174 |
| Bloomberg Lab | 2192 |
| College of Computer Studies | |
| Dean’s Office | 2046 |
| CS Chairperson | 2071 |
| Digital Illustration and Animation Department | 2047 |
| Graduate Studies Program Coordinator | 2169 |
| CS Laboratory 1 & 2 | 2146 |
| CS Laboratory 3 | 2123 |
| CS Laboratory 4 | 2124 |
| CS Laboratory 5 | 2149 |
| CS Laboratory 6 & 7 | 2147 |
| CS Laboratory 8 | 2148 |
| CS Faculty Room | 2172 |
| DIA Tech Support | 2088 |
| College of Education | |
| Dean’s Office | 2041 |
| Elementary Education Department | 2067 |
| Secondary Education Department | 2068 |
| PE Dept | 2038 |
| Faculty Room | 2108 |
| College of Humanities and Social Sciences | |
| Dean’s Office | 2055 |
| English Dept | 2034 |
| Media Studies Department | 2069 |
| Philosophy Department | 2033 |
| Psychology Department | 2037 |
| Social Science Department | 2018 |
| Theology Dept | 2035 |
| Psychology Faculty Rm | 2168 |
| Faculty Room | 2094 |
| Media Faculty Room | 2180 |
| Speech Lab | 2184 |
| College of Law | |
| Dean’s Office | 2121 |
| Associate Dean | 2019 |
| Ignatian Legal Apostolate Office | 2029 |
| Faculty Room | 2026 |
| Library | 2021 |
| Law Office Staff | 2122 |
| College of Nursing | |
| Dean’s Office | 2063 |
| Faculty Room | 2171 |
| College of Science and Engineering | |
| Dean’s Office | 2053 |
| ECE/CpE Department | 2031 |
| Civil Engineering Department | 2032 |
| Math Department | 2042 |
| Natural Science Department | 2036 |
| Faculty Room | 2095 |
| Natural Science Faculty Room | 2096 |
| Biology Laboratory 1 | 2153 |
| Chemistry Laboratory | 2152 |
| CISCO Laboratory | 2145 |
| Communications Laboratory | 2144 |
| Drafting Laboratory | 2142 |
| Electronics Laboratory | 2143 |
| Engineering Modeling Laboratory | 2140 |
| Physics Laboratory | 2141 |
| Bio Lab 2 Alingal | 2154 |
| Graduate School | |
| Graduate School Office | 2030 |
| Coordinator for Program Accreditation | 1034 |
| Guidance Counselor | 2027 |
| Thesis Room | 2028 |