Locations currently open are Green and those currently closed are Red.  As of:5:21 am (PDT) Mon Jul 28. [Change]
  1. 1. Post Office - Anaheim Canyon

    8161 E Kaiser Blvd
    Anaheim, CA 92809
    California
    (714)637-3404
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    Hours — Mon: 9:00am-5:00pm
    Post Offices

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  2. 2. Post Office - Anaheim Hills

    5505 E Santa Ana Canyon Rd
    Anaheim, CA 92817
    California
    (714)921-2304
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    Hours — Mon: 9:00am-5:00pm
    Post Offices

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  3. 3. Post Office - B & B Pharmacy

    18525 Yorba Linda Blvd
    Yorba Linda, CA 92886
    California
    (714)777-2737
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    Hours — Mon: 9:00am-5:00pm
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  4. 4. Post Office - Bloomington

    10191 Linden Ave
    Bloomington, CA 92316
    California
    (909)877-5042
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    Hours — Mon: 9:00am-5:00pm
    Post Offices

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  5. 5. Post Office - Bryant Ranch Pharmacy

    23681 La Palma Ave Ste A
    Yorba Linda, CA 92887
    California
    (714)692-3260
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    Hours — Mon: 9:00am-6:30pm
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  6. 6. Post Office - Chino

    5375 Walnut Ave
    Chino, CA 91708
    California
    (909)364-1361
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    Hours — Mon: 8:30am-5:00pm
    Post Offices

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  7. 7. Post Office - Chino Hills

    14071 Peyton Dr
    Chino Hills, CA 91709
    California
    (909)548-0695
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    Hours — Mon: 9:00am-5:00pm
    Post Offices

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  8. 8. Post Office - Citrus

    1941 California Ave
    Corona, CA 92877
    California
    (951)340-3783
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    Hours — Mon: 8:00am-6:00pm
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  9. 9. Post Office - Claremont

    140 Harvard Ave
    Claremont, CA 91711
    California
    (909)625-7161
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    Hours — Mon: 9:00am-5:00pm
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  10. 10. Post Office - Corona

    414 W Grand Blvd
    Corona, CA 92878
    California
    (951)737-3120
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    Hours — Mon: 8:00am-6:00pm
    Post Offices

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  11. 11. Post Office - CPU Copy 2 Go

    16331 Lakeshore Dr Ste F
    Lake Elsinore, CA 92530
    California
    (951)471-4957
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    Hours — Mon: 9:00am-6:00pm
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  12. 12. Post Office - CPU Crown Stationers

    560 N Mountain Ave Ste E
    Upland, CA 91786
    California
    (909)981-1109
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    Hours — Mon: 10:00am-5:00pm
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    440 No. Mountain Avenue, Suite 104

    Upland, Ca 91786 ...

  13. 13. Post Office - CPU Storequest

    3915 Green River Rd
    Corona, CA 92880
    California
    (951)734-7100
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    Hours — Mon: 9:00am-4:15pm
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  14. 14. Post Office - CPU The Packing Box 0534

    31735 Riverside Dr Ste A
    Lake Elsinore, CA 92530
    California
    (909)674-8721
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    Hours — Mon: 8:30am-7:00pm
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  15. 15. Post Office - Cyclone Private Postal Boxes

    23441 Golden Springs Dr
    Diamond Bar, CA 91765
    California
    (909)860-4900
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    Hours — Mon: 9:00am-5:30pm
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  16. 16. Post Office - Downtown Ontario

    123 W Holt Blvd
    Ontario, CA 91762
    California
    (909)933-3837
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    Hours — Mon: 9:00am-5:00pm
    Post Offices

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  17. 17. Post Office - East Irvine

    14982 Sand Canyon Ave
    East Irvine, CA 92650
    California
    (949)551-4060
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    Hours — Mon: 9:00am-1:00pm
    Post Offices

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  18. 18. Post Office - Ellsworth Stationers

    2317 D St
    La Verne, CA 91750
    California
    (909)593-1310
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    Hours — Mon: 9:00am-6:00pm
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  19. 19. Post Office - Etiwanda

    7615 Etiwanda Ave
    Rancho Cucamonga, CA 91739
    California
    (909)899-8644
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    Hours — Mon: 8:00am-4:00pm
    Post Offices

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  20. 20. Post Office - Fontana

    8282 Sierra Ave
    Fontana, CA 92335
    California
    (909)822-8030
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    Hours — Mon: 8:30am-5:30pm
    Post Offices

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  21. 21. Post Office - Guasti

    323 N Turner Ave
    Guasti, CA 91743
    California
    (909)937-6749
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    Hours — Mon: 8:30am-5:00pm
    Post Offices

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  22. 22. Post Office - Irvine

    15642 Sand Canyon Ave
    Irvine, CA 92619
    California
    (800)275-8777
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    Hours — Mon: 8:30am-5:00pm
    Post Offices

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    ...

  23. 23. Post Office - Lake Elsinore

    500 W Graham Ave
    Lake Elsinore, CA 92530
    California
    (951)674-9726
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    Hours — Mon: 8:30am-5:00pm
    Post Offices

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  24. 24. Post Office - La Verne

    3355 N White Ave
    La Verne, CA 91750
    California
    (909)392-4681
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    Hours — Mon: 8:30am-5:00pm
    Post Offices

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  25. 25. Post Office - Mountain Plaza Pharmacy

    1607 N Mountain Ave
    Upland, CA 91784
    California
    (909)985-0914
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    Hours — Mon: 10:00am-6:30pm
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  26. 26. Post Office - Nancys Hallmark

    9789 Baseline Rd
    Rancho Cucamonga, CA 91730
    California
    (909)989-9177
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    Hours — Mon: 9:30am-7:00pm
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  27. 27. Post Office - Northwood

    1 League
    Irvine, CA 92602
    California
    (714)368-3374
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    Hours — Mon: 8:30am-4:30pm
    Post Offices

    https://tools.usps.com/go/POLoca... preview

  28. 28. Post Office - Ontario

    1555 E Holt Blvd
    Ontario, CA 91761
    California
    (909)933-3837
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    Hours — Mon: 8:30am-5:00pm
    Post Offices

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  29. 29. Post Office - Plaza Center

    1126 N Mountain Ave
    Ontario, CA 91762
    California
    (909)933-3837
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    Hours — Mon: 8:30am-5:00pm
    Post Offices

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  30. 30. Post Office - Pomona

    580 W Monterey Ave
    Pomona, CA 91769
    California
    (909)865-1267
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    Hours — Mon: 9:00am-5:00pm
    Post Offices

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  31. 31. Post Office - Rancho

    29851 Aventura Ste K
    Rancho Santa Margarita, CA 92688
    California
    (714)744-1126
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    Hours — Mon: 8:00am-5:00pm
    Post Offices

    https://tools.usps.com/go/POLoca... preview

  32. 32. Post Office - Rancho Cucamonga

    10950 Arrow Rte
    Rancho Cucamonga, CA 91729
    California
    (909)483-2184
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    Hours — Mon: 8:30am-5:00pm
    Post Offices

    https://tools.usps.com/go/POLoca... preview

  33. 33. Post Office - Rancho Santa Margarita

    29862 Avenida De Las Bandera
    Rancho Santa Margarita, CA 92688
    California
    (949)888-1533
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    Hours — Mon: 9:00am-9:00pm
    Post Offices

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  34. 34. Post Office - Realty World

    2075 River Rd Ste A
    Norco, CA 92860
    California
    (909)272-6390
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    Hours — Mon: 9:00am-4:00pm
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  35. 35. Post Office - Rialto

    241 W Rialto Ave
    Rialto, CA 92376
    California
    (909)820-0363
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    Hours — Mon: 8:30am-5:30pm
    Post Offices

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  36. 36. Post Office - Riverside

    4150 Chicago Ave
    Riverside, CA 92507
    California
    (951)788-4058
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    Hours — Mon: 9:00am-6:00pm
    Post Offices

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  37. 37. Post Office - Royal Crown

    1871 E 4th St
    Ontario, CA 91764
    California
    (909)999-9999
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    Hours — Mon: 10:00am-6:00pm
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  38. 38. Post Office - Rubidoux

    5757 Tilton Ave
    Riverside, CA 92509
    California
    (951)778-2742
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    Hours — Mon: 9:00am-5:00pm
    Post Offices

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  39. 39. Post Office - San Dimas

    300 E Bonita Ave
    San Dimas, CA 91773
    California
    (909)599-0651
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    Hours — Mon: 9:00am-5:00pm
    Post Offices

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  40. 40. Post Office - Silverado

    28251 Silverado Canyon Rd
    Silverado, CA 92676
    California
    (714)649-3076
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    Hours — Mon: 8:00am-4:00pm
    Post Offices

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  41. 41. Post Office - Southside

    16731 Santa Ana Ave
    Fontana, CA 92337
    California
    (323)467-1015
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    Hours — Mon: 10:00am-6:00pm
    Post Offices

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  42. 42. Post Office - Stremmels Of Claremont

    849 W Foothill Blvd
    Claremont, CA 91711
    California
    (909)621-1816
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    Hours — Mon: 9:30am-1:30pm,2:30pm-5:30pm
    Post Offices

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  43. 43. Post Office - Trabuco Canyon

    30595 Trabuco Canyon Rd
    Trabuco Canyon, CA 92678
    California
    (949)858-1282
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    Hours — Mon: 9:00am-1:00pm,2:00pm-4:00pm
    Post Offices

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  44. 44. Post Office - Tustin Community Pharmacy

    13400 Newport Ave Ste B
    Tustin, CA 92780
    California
    (714)731-1344
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    Hours — Mon: 8:30am-5:00pm
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  45. 45. Post Office - Tustin Military Surplus

    13848 Red Hill Ave
    Tustin, CA 92780
    California
    (714)573-0557
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    Hours — Mon: 9:30am-5:00pm
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  46. 46. Post Office - Upland

    333 E Arrow Hwy
    Upland, CA 91785
    California
    (909)946-8134
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    Hours — Mon: 8:30am-5:00pm
    Post Offices

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  47. 47. Post Office - Walnut Village Pharmacy

    14433 Culver Dr
    Irvine, CA 92604
    California
    (949)551-4343
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    Hours — Mon: 9:00am-4:00pm
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  48. 48. Post Office - Water 4 U

    341 S Lincoln Ave Ste G
    Corona, CA 92882
    California
    (909)280-9415
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    Hours — Mon: 9:00am-7:30pm
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  49. 49. Post Office - Westside

    1560 W Base Line St
    San Bernardino, CA 92411
    California
    (909)889-5097
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    Hours — Mon: 9:00am-5:00pm
    Post Offices

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  50. 50. Post Office - Yorba

    2138 N Garey Ave
    Pomona, CA 91767
    California
    (909)865-1267
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    Hours — Mon: 9:00am-12:45pm,2:00pm-5:00pm
    Post Offices

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