| Business | Phone |
| Code Enforcement 65 Civic Ave, Pittsburg 94565 | (925) 252-4010 |
| Pittsburg City Finance 65 Civic Ave, Pittsburg 94565 | (925) 252-4952 |
| Pittsburg Enterprise Zone-Econ 415 Railroad Ave, Pittsburg 94565 | (925) 439-4880 |
| Pittsburg Public Svc Adm 357 E 12th St, Pittsburg 94565 | (925) 252-4041 |
| Del Monte Center 2120 Crestview Dr, Pittsburg 94565 | (925) 439-9949 |
| Glover Fedrl For Supervisor 1321 Buchanan Rd, Pittsburg 94565 | (925) 432-0996 |
| Pittsburg City Business Lcns 65 Civic Ave, Pittsburg 94565 | (925) 252-4955 |
| Pittsburg City Engineering Pittsburg 94565 | (925) 252-4930 |
| Pittsburg City Housing 333 E Leland Rd, Pittsburg 94565 | (925) 252-4830 |
| Pittsburg City Personnel 65 Civic Ave, Pittsburg 94565 | (925) 252-4878 |
| Pittsburg City Planning 65 Civic Ave, Pittsburg 94565 | (925) 252-4920 |
| Pittsburg City Purchasing Pittsburg 94565 | (925) 252-4023 |
| Pittsburg City Water Billing 65 Civic Ave, Pittsburg 94565 | (925) 252-4940 |
| Pittsburg Marina Harbormaster 51 Marina Blvd # E, Pittsburg 94565 | (925) 439-4958 |
| Pittsburg Public Svc Adm 65 Civic Ave, Pittsburg 94565 | (925) 252-4110 |
| Pittsburg Street & Trees Dept 2581 Harbor St, Pittsburg 94565 | (925) 252-4000 |
| Pittsburg Streets Sewer & Wtr 357 E 12th St, Pittsburg 94565 | (925) 252-4936 |