| 911 Emergency | | 911 |
| Wallingford Building Dept | | (203) 294-2005 |
| Wallingford Electric | | (203) 294-2263 |
| Wallingford Fire Services | | (203) 294-2730 |
| Wallingford Parks and Rec | | (203) 294-2120 |
| Wallingford Planning and Zoning | | (203) 294-2090 |
| Wallingford Police Dept | | (203) 294-2800 |
| Wallingford Public Library | | (203) 265-6754 |
| Wallingford Tax Assessor | | (203) 294-2001 |
| Wallingford Town Clerk | | (203) 294-2145 |
