First three digits · New York
ZIP Codes Starting with
65 ZIP codes start with 109, sorted at the Westchester, NY (SCF 105) sectional center (USPS labeling list L005, effective October 1, 2026) in New York: 59 residential ZIP codes across 2 counties and 6 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 109 mean?
The first digit, 1, is one of ten national areas (Delaware, New York and Pennsylvania). The first three, 109, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 109 to the Westchester, NY (SCF 105) facility. The last two digits pick the delivery area. By residents, the largest town names among the 109 ZIP codes are Spring Valley, Monroe, Middletown, Monsey, New City and Suffern.
The same facility sorts 8 prefixes, 229 ZIP codes in all: 066, 068, 069, 105, 106, 107, 108, 109.
Where are the 109 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 109
| County | ||||||
|---|---|---|---|---|---|---|
| 10901 | Suffern | Rockland County | 27,095 | 1,151 | $108k | $542k |
| 10910 | Arden | Orange County | no residents | 0 | – | – |
| 10911 | Bear Mountain | Rockland County | no residents | 0 | – | – |
| 10912 | Bellvale | Orange County | PO Box or unique | – | – | – |
| 10913 | Blauvelt | Rockland County | 5,343 | 1,286 | $175k | $640k |
| 10914 | Blooming Grove | Orange County | 1,205 | 486 | $160k | $451k |
| 10915 | Bullville | Orange County | no residents | 0 | – | – |
| 10916 | Campbell Hall | Orange County | 4,238 | 180 | $136k | $492k |
| 10917 | Central Valley | Orange County | 1,923 | 399 | $122k | $578k |
| 10918 | Chester | Orange County | 12,069 | 370 | $141k | $460k |
| 10919 | Circleville | Orange County | 1,551 | 411 | $109k | $438k |
| 10920 | Congers | Rockland County | 8,451 | 1,894 | $146k | $583k |
| 10921 | Florida | Orange County | 4,231 | 512 | $115k | $387k |
| 10922 | Fort Montgomery | Orange County | 1,403 | 676 | $123k | $404k |
| 10923 | Garnerville | Rockland County | 9,069 | 4,519 | $101k | $471k |
| 10924 | Goshen | Orange County | 13,720 | 342 | $111k | $454k |
| 10925 | Greenwood Lake | Orange County | 4,313 | 470 | $80k | $360k |
| 10926 | Harriman | Orange County | 3,416 | 198 | $94k | $337k |
| 10927 | Haverstraw | Rockland County | 12,325 | 6,212 | $75k | $361k |
| 10928 | Highland Falls | Orange County | 5,071 | 607 | $102k | $329k |
| 10930 | Highland Mills | Orange County | 9,569 | 597 | $120k | $430k |
| 10931 | Hillburn | Rockland County | 1,319 | 533 | $83k | $487k |
| 10932 | Howells | Orange County | 13 | 84 | – | – |
| 10933 | Johnson | Orange County | 117 | 98 | – | – |
| 10940 | Middletown | Orange County | 53,611 | 849 | $87k | $337k |
| 10941 | Middletown | Orange County | 14,422 | 450 | $99k | $348k |
| 10949 | Monroe | Orange County | PO Box or unique | – | – | – |
| 10950 | Monroe | Orange County | 68,136 | 1,852 | $79k | $487k |
| 10952 | Monsey | Rockland County | 48,019 | 5,368 | $64k | $864k |
| 10953 | Mountainville | Orange County | 22 | 247 | – | – |
| 10954 | Nanuet | Rockland County | 26,495 | 3,845 | $116k | $533k |
| 10956 | New City | Rockland County | 31,898 | 2,068 | $178k | $662k |
| 10958 | New Hampton | Orange County | 3,054 | 144 | $148k | $417k |
| 10959 | New Milford | Orange County | PO Box or unique | – | – | – |
| 10960 | Nyack | Rockland County | 15,251 | 3,233 | $126k | $681k |
| 10962 | Orangeburg | Rockland County | 4,767 | 915 | $149k | $712k |
| 10963 | Otisville | Orange County | 3,842 | 291 | $83k | $347k |
| 10964 | Palisades | Rockland County | 1,333 | 547 | $187k | $768k |
| 10965 | Pearl River | Rockland County | 15,206 | 2,906 | $133k | $597k |
| 10968 | Piermont | Rockland County | 2,456 | 3,955 | $145k | $678k |
| 10969 | Pine Island | Orange County | 1,150 | 105 | $127k | $417k |
| 10970 | Pomona | Rockland County | 11,497 | 1,026 | $120k | $361k |
| 10973 | Slate Hill | Orange County | 2,358 | 285 | $117k | $411k |
| 10974 | Sloatsburg | Rockland County | 3,382 | 452 | $118k | $433k |
| 10975 | Southfields | Orange County | 246 | 49 | $81k | – |
| 10976 | Sparkill | Rockland County | 2,002 | 1,755 | $86k | $652k |
| 10977 | Spring Valley | Rockland County | 71,571 | 6,356 | $75k | $650k |
| 10979 | Sterling Forest | Orange County | 222 | 6,727 | – | – |
| 10980 | Stony Point | Rockland County | 13,414 | 486 | $126k | $514k |
| 10981 | Sugar Loaf | Orange County | PO Box or unique | – | – | – |
| 10982 | Tallman | Rockland County | PO Box or unique | – | – | – |
| 10983 | Tappan | Rockland County | 5,934 | 2,850 | $160k | $611k |
| 10984 | Thiells | Rockland County | 2,805 | 1,493 | $121k | $599k |
| 10985 | Thompson Ridge | Orange County | 17 | 27 | – | – |
| 10986 | Tomkins Cove | Rockland County | 1,806 | 183 | – | $613k |
| 10987 | Tuxedo Park | Orange County | 4,411 | 133 | $152k | $689k |
| 10988 | Unionville | Orange County | 695 | 2,138 | $117k | $365k |
| 10989 | Valley Cottage | Rockland County | 9,187 | 1,900 | $134k | $550k |
| 10990 | Warwick | Orange County | 20,368 | 332 | $126k | $502k |
| 10992 | Washingtonville | Orange County | 9,843 | 871 | $112k | $414k |
| 10993 | West Haverstraw | Rockland County | 4,888 | 4,178 | $66k | $303k |
| 10994 | West Nyack | Rockland County | 6,370 | 1,030 | $170k | $620k |
| 10996 | West Point | Orange County | 6,349 | 1,990 | $135k | – |
| 10997 | West Point | Orange County | PO Box or unique | – | – | – |
| 10998 | Westtown | Orange County | 3,889 | 180 | $129k | $462k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.