ZIP code 10603: White Plains, NY
ZIP code 10603 is in White Plains (42% of residents) and Fairview (7.7%), in Westchester County, New York. 51% of its residents live outside city limits. It is in New York's 16th congressional district (88%) and New York's 17th congressional district (12%). Its state senate districts are State Senate District 37 (54%) and State Senate District 35 (46%); its state house districts are Assembly District 93 (54%) and Assembly District 92 (46%).
See it on the mapAll of New York
City and county
| City or town | Share of ZIP residents |
|---|---|
| White Plains | 42% |
| Fairview | 7.7% |
| County | Share of ZIP residents |
|---|---|
| Westchester County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Greenburgh town | 46% |
| White Plains city | 42% |
| North Castle town | 12% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| New York's 16th congressional district (NY-16) | 88% |
| New York's 17th congressional district (NY-17) | 12% |
This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | Justin C. Brasch | 914-422-1411 | 42% |
| U.S. Representative (NY-16) | George Latimer (D) | 202-225-2464 | 88% |
| U.S. Representative (NY-17) | Michael Lawler (R) | 202-225-6506 | 12% |
| U.S. Senator | Charles E. Schumer (D) | 202-224-6542 · contact form | statewide |
| U.S. Senator | Kirsten E. Gillibrand (D) | 202-224-4451 · contact form | statewide |
| State Senator (State Senate District 37) | Shelley Mayer (Democratic/Working Families) | 914-934-5250 | 54% |
| State Senator (State Senate District 35) | Andrea Stewart-Cousins (Democratic/Working Families) | 212-298-5585 | 46% |
| Assembly Member (Assembly District 93) | Chris Burdick (Democratic/Independence/Working Families) | 914-244-4450 | 54% |
| Assembly Member (Assembly District 92) | MaryJane Shimsky (Democratic/Working Families) | 914-631-1605 | 46% |
Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).
Local government
- White Plains website: https://www.cityofwhiteplains.com
- White Plains laws: search for the White Plains, New York code of ordinances
- Fairview laws: search for the Fairview, New York code of ordinances
- Westchester County laws: search for the Westchester County, New York code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 37 | 54% |
| State Senate District 35 | 46% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 93 | 54% |
| Assembly District 92 | 46% |
Voting precincts
17 voting precincts overlap ZIP 10603. Map them, with each precinct's share of the ZIP's residents.
Get this in your AI agent
Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:10603")
ZIP 10603 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.