| Business | Phone |
| City Administration Oakland Borough Hall, Oakland 7436 | (201) 337-6442 |
| Oakland Borough Finance 1 Municipal Plz, Oakland 7436 | (201) 405-7708 |
| Oakland Borough Purchasing 1 Municipal Plz, Oakland 7436 | (201) 337-8137 |
| Oakland City Animal Control 295 Ramapo Valley Rd, Oakland 7436 | (201) 337-6171 |
| Oakland City Assessing Oakland Borough Hall, Oakland 7436 | (201) 337-6384 |
| Oakland City Health 1 Municipal Plz, Oakland 7436 | (201) 337-6747 |
| Oakland City Sewer Dept 1 Municipal Plz, Oakland 7436 | (201) 337-0361 |
| Oakland Construction Code Oakland Borough Hall, Oakland 7436 | (201) 337-1644 |
| Oakland First Aid Squad Po Box 5, Oakland 7436 | (201) 337-7385 |
| Oakland Municipal Info 1 Municipal Plz, Oakland 7436 | (201) 337-8111 |