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Cambridge (Harvard Square) 02138: your state rep is Mike Connolly
ZIP 02138 sits in Cambridge (Harvard Square), Cambridge. Decisions made in your state house district and your congressional district shape your rent, your commute, and your neighborhood.
Who Represents 02138
| Office | Who / District | Contact |
|---|---|---|
| MA State Representative | Mike Connolly (Middlesex 26th) | Email · (617) 722-2230 |
| MA State Senate | Vanna Howard (1st Middlesex) | Email · (617) 722-1630 |
| US Congress | Katherine Clark (Massachusetts's 5th District) | (202) 225-2836 |
Names and contacts checked Oct 13, 2026 against boston.gov, the MA House and Senate member lists, and house.gov.
ZIP codes don't follow legislative district lines, so this is the best available match for 02138 — a small part of this ZIP may fall in a neighboring district instead.
Where decisions about 02138 get made
- Mike Connolly's state house activity. Bills filed, committee votes, and floor action from your state representative (Middlesex 26th).
- Local zoning and development. Zoning and development decisions made in Cambridge that affect Cambridge (Harvard Square).
- MBTA and regional decisions. Service, fares and projects decided at the state level that reach 02138.