First three digits · New York
ZIP Codes Starting with
45 ZIP codes start with 138, sorted at the Syracuse, NY (SCF 130) sectional center (USPS labeling list L005, effective October 1, 2026) in New York: 41 residential ZIP codes across 6 counties and 4 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 138 mean?
The first digit, 1, is one of ten national areas (Delaware, New York and Pennsylvania). The first three, 138, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 138 to the Syracuse, NY (SCF 130) facility. The last two digits pick the delivery area. By residents, the largest town names among the 138 ZIP codes are Vestal, Oneonta, Norwich, Owego, Walton and Windsor.
The same facility sorts 10 prefixes, 452 ZIP codes in all: 130, 131, 132, 133, 134, 135, 136, 137, 138, 139.
Where are the 138 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 138
| County | ||||||
|---|---|---|---|---|---|---|
| 13801 | McDonough | Chenango County | 1,545 | 24 | $69k | $129k |
| 13802 | Maine | Broome County | 729 | 68 | – | – |
| 13803 | Marathon | Cortland County | 4,273 | 46 | $64k | $141k |
| 13804 | Masonville | Delaware County | 244 | 23 | $45k | $132k |
| 13806 | Meridale | Delaware County | 143 | 36 | – | – |
| 13807 | Milford | Otsego County | 1,218 | 57 | $77k | $167k |
| 13808 | Morris | Otsego County | 1,581 | 43 | $67k | $167k |
| 13809 | Mount Upton | Otsego County | 1,410 | 42 | $52k | $207k |
| 13810 | Mount Vision | Otsego County | 1,090 | 29 | $94k | $228k |
| 13811 | Newark Valley | Tioga County | 4,127 | 66 | $78k | $132k |
| 13812 | Nichols | Tioga County | 2,574 | 82 | $83k | $144k |
| 13813 | Nineveh | Broome County | 997 | 34 | $108k | $171k |
| 13814 | North Norwich | Chenango County | 25 | 893 | – | – |
| 13815 | Norwich | Chenango County | 12,654 | 117 | $62k | $134k |
| 13820 | Oneonta | Otsego County | 23,056 | 215 | $66k | $182k |
| 13825 | Otego | Otsego County | 2,903 | 51 | $77k | $195k |
| 13826 | Ouaquaga | Broome County | 141 | 83 | – | $212k |
| 13827 | Owego | Tioga County | 11,832 | 130 | $73k | $156k |
| 13830 | Oxford | Chenango County | 4,597 | 42 | $62k | $130k |
| 13832 | Plymouth | Chenango County | 448 | 22 | $78k | $143k |
| 13833 | Port Crane | Broome County | 4,190 | 114 | $60k | $130k |
| 13834 | Portlandville | Otsego County | 92 | 35 | $37k | – |
| 13835 | Richford | Tioga County | 1,184 | 27 | $67k | $103k |
| 13838 | Sidney | Delaware County | 4,251 | 493 | $53k | $122k |
| 13839 | Sidney Center | Delaware County | 1,360 | 27 | $54k | $121k |
| 13840 | Smithboro | Tioga County | PO Box or unique | – | – | – |
| 13841 | Smithville Flats | Chenango County | 385 | 42 | $58k | $171k |
| 13842 | South Kortright | Delaware County | 582 | 42 | $89k | $201k |
| 13843 | South New Berlin | Otsego County | 2,038 | 39 | $79k | $176k |
| 13844 | South Plymouth | Chenango County | 555 | 20 | $61k | $88k |
| 13845 | Tioga Center | Tioga County | PO Box or unique | – | – | – |
| 13846 | Treadwell | Delaware County | 308 | 45 | $33k | $222k |
| 13847 | Trout Creek | Delaware County | 18 | 462 | – | – |
| 13848 | Tunnel | Broome County | PO Box or unique | – | – | – |
| 13849 | Unadilla | Otsego County | 4,427 | 61 | $58k | $137k |
| 13850 | Vestal | Broome County | 23,689 | 464 | $83k | $194k |
| 13851 | Vestal | Broome County | PO Box or unique | – | – | – |
| 13856 | Walton | Delaware County | 5,881 | 33 | $49k | $157k |
| 13859 | Wells Bridge | Otsego County | 56 | 113 | $54k | – |
| 13860 | West Davenport | Delaware County | 257 | 75 | $143k | $256k |
| 13861 | West Oneonta | Otsego County | 462 | 122 | $58k | $186k |
| 13862 | Whitney Point | Broome County | 3,440 | 67 | $64k | $140k |
| 13863 | Willet | Cortland County | 382 | 31 | $73k | $112k |
| 13864 | Willseyville | Tioga County | 1,099 | 43 | $60k | $127k |
| 13865 | Windsor | Broome County | 5,610 | 52 | $74k | $178k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.