First three digits · California
ZIP Codes Starting with
77 ZIP codes start with 959, sorted at the Sacramento, CA (SCF 956) sectional center (USPS labeling list L005, effective October 1, 2026) in California: 70 residential ZIP codes across 9 counties and 7 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 959 mean?
The first digit, 9, is one of ten national areas (Alaska, California, Hawaii, Oregon, Washington, American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Micronesia, Palau and Armed Forces Pacific). The first three, 959, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 959 to the Sacramento, CA (SCF 956) facility. The last two digits pick the delivery area. By residents, the largest town names among the 959 ZIP codes are Chico, Yuba City, Oroville, Grass Valley, Marysville and Olivehurst.
The same facility sorts 7 prefixes, 432 ZIP codes in all: 942, 952, 953, 956, 957, 958, 959.
Where are the 959 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 959
| County | ||||||
|---|---|---|---|---|---|---|
| 95901 | Marysville | Yuba County | 37,732 | 188 | $70k | $381k |
| 95903 | Beale Afb | Yuba County | 2,242 | 110 | $60k | $546k |
| 95910 | Alleghany | Sierra County | 19 | 1 | – | – |
| 95912 | Arbuckle | Colusa County | 4,855 | 32 | $87k | $436k |
| 95913 | Artois | Glenn County | 377 | 22 | $122k | $197k |
| 95914 | Bangor | Butte County | 409 | 19 | $102k | $439k |
| 95915 | Belden | Plumas County | no residents | 0 | – | – |
| 95916 | Berry Creek | Butte County | 667 | 8 | $28k | $206k |
| 95917 | Biggs | Butte County | 3,752 | 46 | $91k | $363k |
| 95918 | Browns Valley | Yuba County | 1,566 | 28 | $57k | $580k |
| 95919 | Brownsville | Yuba County | 1,172 | 44 | – | $345k |
| 95920 | Butte City | Glenn County | 278 | 4 | – | $274k |
| 95922 | Camptonville | Yuba County | 425 | 8 | $37k | $277k |
| 95923 | Canyon Dam | Plumas County | 68 | 7 | – | $1.02M |
| 95924 | Cedar Ridge | Nevada County | PO Box or unique | – | – | – |
| 95925 | Challenge | Yuba County | 69 | 2 | – | – |
| 95926 | Chico | Butte County | 40,567 | 5,216 | $62k | $474k |
| 95927 | Chico | Butte County | PO Box or unique | – | – | – |
| 95928 | Chico | Butte County | 37,409 | 257 | $65k | $503k |
| 95929 | Chico | Butte County | no residents | 0 | – | – |
| 95930 | Clipper Mills | Butte County | 463 | 62 | <$2,500 | – |
| 95932 | Colusa | Colusa County | 7,701 | 54 | $67k | $390k |
| 95934 | Crescent Mills | Plumas County | 63 | 3 | – | – |
| 95935 | Dobbins | Yuba County | 934 | 36 | $54k | $419k |
| 95936 | Downieville | Sierra County | 144 | 3 | – | – |
| 95937 | Dunnigan | Yolo County | 701 | 13 | – | $164k |
| 95938 | Durham | Butte County | 3,943 | 58 | $83k | $612k |
| 95939 | Elk Creek | Glenn County | 325 | 1 | $41k | $424k |
| 95940 | Feather Falls | Butte County | PO Box or unique | – | – | – |
| 95941 | Forbestown | Butte County | 106 | 3 | – | – |
| 95942 | Forest Ranch | Butte County | 2,089 | 30 | $116k | $448k |
| 95943 | Glenn | Glenn County | 621 | 10 | $50k | $1.17M |
| 95944 | Goodyears Bar | Sierra County | 122 | 13 | – | – |
| 95945 | Grass Valley | Nevada County | 27,470 | 449 | $66k | $540k |
| 95946 | Penn Valley | Nevada County | 9,958 | 223 | $85k | $566k |
| 95947 | Greenville | Plumas County | 1,505 | 18 | $83k | $339k |
| 95948 | Gridley | Butte County | 11,200 | 148 | $60k | $354k |
| 95949 | Grass Valley | Nevada County | 20,552 | 150 | $98k | $551k |
| 95950 | Grimes | Colusa County | 287 | 5 | – | – |
| 95951 | Hamilton City | Glenn County | 2,698 | 138 | $70k | $330k |
| 95953 | Live Oak | Sutter County | 11,028 | 95 | $75k | $377k |
| 95954 | Magalia | Butte County | 8,165 | 64 | $61k | $292k |
| 95955 | Maxwell | Colusa County | 1,405 | 11 | – | $405k |
| 95956 | Meadow Valley | Plumas County | 373 | 6 | $61k | $306k |
| 95957 | Meridian | Sutter County | 680 | 7 | $78k | $336k |
| 95958 | Nelson | Butte County | no residents | 0 | – | – |
| 95959 | Nevada City | Nevada County | 17,683 | 57 | $87k | $627k |
| 95960 | North San Juan | Sierra County | 540 | 13 | $53k | $460k |
| 95961 | Olivehurst | Yuba County | 33,999 | 742 | $90k | $436k |
| 95962 | Oregon House | Yuba County | 1,110 | 29 | $78k | $377k |
| 95963 | Orland | Glenn County | 16,070 | 49 | $68k | $373k |
| 95965 | Oroville | Butte County | 21,181 | 68 | $53k | $309k |
| 95966 | Oroville | Butte County | 28,503 | 168 | $66k | $333k |
| 95967 | Paradise | Butte County | PO Box or unique | – | – | – |
| 95968 | Palermo | Butte County | 1,364 | 759 | $42k | – |
| 95969 | Paradise | Butte County | 8,339 | 164 | $69k | $456k |
| 95970 | Princeton | Colusa County | 453 | 14 | $69k | $371k |
| 95971 | Quincy | Plumas County | 6,419 | 43 | $83k | $327k |
| 95972 | Rackerby | Yuba County | no residents | 0 | – | – |
| 95973 | Chico | Butte County | 39,031 | 130 | $93k | $490k |
| 95974 | Richvale | Butte County | 98 | 235 | – | – |
| 95975 | Rough And Ready | Nevada County | 1,088 | 115 | $103k | $653k |
| 95976 | Chico | Butte County | PO Box or unique | – | – | – |
| 95977 | Smartsville | Yuba County | 1,780 | 47 | $105k | $442k |
| 95978 | Stirling City | Butte County | 142 | 3,838 | – | – |
| 95979 | Stonyford | Colusa County | 558 | 2 | $25k | $184k |
| 95980 | Storrie | Plumas County | PO Box or unique | – | – | – |
| 95981 | Strawberry Valley | Plumas County | 99 | 2 | $91k | $325k |
| 95982 | Sutter | Sutter County | 2,795 | 66 | $96k | $417k |
| 95983 | Taylorsville | Plumas County | 302 | 4 | $55k | – |
| 95984 | Twain | Plumas County | 51 | 1 | – | – |
| 95986 | Washington | Nevada County | 115 | 11 | – | $324k |
| 95987 | Williams | Colusa County | 6,786 | 21 | $95k | $389k |
| 95988 | Willows | Glenn County | 8,808 | 27 | $66k | $297k |
| 95991 | Yuba City | Sutter County | 42,579 | 1,035 | $71k | $407k |
| 95992 | Yuba City | Sutter County | PO Box or unique | – | – | – |
| 95993 | Yuba City | Sutter County | 39,046 | 463 | $94k | $467k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.