Unclaimed property in Port Costa, CA
757 records · $167,706 unclaimed
Highest-value records first. Search below to find yours.
These records are grouped by the owner address on file. The program holding a record may be in a different state; use the state badge and claim link on each result to verify it with the correct official program.
Data current as of October 23, 2026 · official state programs
$102.00
Ledgers Accounting Firm 800 South Broadway Suite 450, Port Costa, CA, 94569
Held by Elevance Health Inc
Group policy benefit/Clm payments · ID 1025780052
$100.35
PO Boix 70, Port Costa, CA, 94569
Held by Citifinancial Credit Company
Customer overpayments · ID 952957363
$100.00
7000 Lancaster Road, Port Costa, CA, 94569
Held by At&t Mobility Inc
Misc outstanding checks · ID 960399054
$100.00
13401 Powerhouse Road, Port Costa, CA, 94569
Held by Canon USA Inc
Misc outstanding checks · ID 964046104
$100.00
PO Box 5057, Port Costa, CA, 94569
Held by Staples Incorporated
Refunds due · ID 964532347
$100.00
730 San Pablo Avenue Building 5 Unit 3, Port Costa, CA, 94569
Held by Blackhawk Engagement Solutions Inc
Misc outstanding checks · ID 966113348
$100.00
18370 Van Arsdale, Port Costa, CA, 94569
Held by Blackhawk Engagement Solutions Inc
Misc outstanding checks · ID 966114663
$100.00
183 Souza Way, Port Costa, CA, 94569
Held by Sprint United Management
Misc outstanding checks · ID 978016832
$100.00
915 Avonsdale Court, Port Costa, CA, 94569
Held by Sprint United Management
Misc outstanding checks · ID 978022987
$100.00
3339 Cecelia Way, Port Costa, CA, 94569
Held by Tivo
Misc outstanding checks · ID 1004324167
$100.00
1924 Trinity Avenue, Port Costa, CA, 94569
Held by Esa Management LLC
Refunds due · ID 1015179289
$100.00
Main Street, Port Costa, CA, 00000
Held by Metlife Inc
Securities exchanged for cash · ID 15532616
$98.33
Main Street, Port Costa, CA, 00000
Held by Metlife Inc
Securities exchanged for cash · ID 15532614
$98.33
Main Street, Port Costa, CA, 00000
Held by Metlife Inc
Securities exchanged for cash · ID 15532617
$98.33
Rr 1, Port Costa, CA, 00000
Held by Metlife Inc
Securities exchanged for cash · ID 15517725
$98.33
PO Box 90, Port Costa, CA, 94569
Held by Recreational Equipment Inc
Refunds due · ID 987595835
$95.70
$94.82
1500 North California Boulevard Apt 611, Port Costa, CA, 94569
Held by Elevance Health Inc
Group policy benefit/Clm payments · ID 1032817719
$91.66
5 Canyon Lake Drive, Port Costa, CA, 94569
Held by Loyds Bank California
Savings accounts/Credit union shrs · ID 1529954
$90.98
Ledgers Accounting Firm 800 South Broadway Suite 450, Port Costa, CA, 94569
Held by Elevance Health Inc
Group policy benefit/Clm payments · ID 1032787498
$90.06
440 Nuestra Avenue, Port Costa, CA, 94569
Held by Blackhawk Engagement Solutions Inc
Misc outstanding checks · ID 966130115
$90.00
$88.80
P O Box 17, Port Costa, CA, 94569
Held by Citibank N A
Accounts-receivable credit balance · ID 961414574
$83.38
Ledgers Accounting Firm 800 South Broadway Suite 450, Port Costa, CA, 94569
Held by Elevance Health Inc
Group policy benefit/Clm payments · ID 1032787495
$83.10
Ledgers Accounting Firm 800 South Broadway Suite 450, Port Costa, CA, 94569
Held by Elevance Health Inc
Group policy benefit/Clm payments · ID 1032787496
$83.10
Main Street, Port Costa, CA, 94569
Held by Metropolitan Life Insurance Company
Co-owner on this record: Trump, Daniel
Proceeds due beneficiaries · ID 970866797
$83.01
Port Costa, CA, 00000
Held by Metropolitan Life Insurance Company
Co-owner on this record: Trump Daniel Estate
Proceeds due beneficiaries · ID 970866797
$83.01
Girl Scouts Of Sf Bay Area Troop 02054CA
PO Box 90, Port Costa, CA, 94569
Held by Bmo Bank NA (fka) Bmo Harris Bank Na)
Checking accounts · ID 1018378880
$82.55
135 Canyon Lake Drive, Port Costa, CA, 94569
Held by Comcast Cable Comm Mgmt LLC
Refunds due · ID 1021610413
$82.21
Main Street, Port Costa, CA, 94569
Held by Metropolitan Life Insurance Company
Co-owner on this record: Trump, Roger
Proceeds due beneficiaries · ID 970866763
$81.45
Port Costa, CA, 00000
Held by Metropolitan Life Insurance Company
Co-owner on this record: Trump Roger Estate
Proceeds due beneficiaries · ID 970866763
$81.45
17 Canyon Lake Drive, Port Costa, CA, 94569
Held by Comcast Cable Comm Mgmt LLC
Refunds due · ID 1003197323
$80.49
42672 Baron Street, Port Costa, CA, 94569
Held by Hewlett-Packard Company
Refunds or rebates · ID 960754692
$80.00
PO Box 96, Port Costa, CA, 94569
Held by Western Union Financial Services Inc
Money orders · ID 970738945
$79.00
5 Canyon Lake Drive, Port Costa, CA, 94569
Held by Western Union Financial Services Inc
Misc outstanding checks · ID 971344239
$79.00
Box 11, Port Costa, CA, 94569
Held by Meritor Inc
Co-owner on this record: Amsbury, Ella M
Underlying shares or outstanding certificates · ID 975554125
$78.86
Box 11, Port Costa, CA, 94569
Held by Meritor Inc
Co-owner on this record: Amsbury, George A
Underlying shares or outstanding certificates · ID 975554125
$78.86
11383 Morwick Drive, Port Costa, CA, 94569
Held by Buffalo Exchange Ltd
Payments for goods & Services · ID 975456351
$78.75
$77.22
Regional Shoreline Park, Port Costa, CA, 94569
Held by Metropcs Communications Inc.
Unrefunded overcharges · ID 975960450
$75.88
11419 Cresta Lane, Port Costa, CA, 00000
Held by Office Depot Inc
Refunds due · ID 969195689
$75.00
California, Eye Clinic CaliforniaCA
3747 Sunset Lane, Port Costa, CA, 94569
Held by Administrative Concepts Inc
Individual policy benefit/Clm · ID 1010359701
$75.00
4140 Dublin Bd Suite 200, Port Costa, CA, 94569
Held by Cintas Corporation
Vendor checks · ID 989309446
$74.80
4140 Dublin Boulevard Suite 200, Port Costa, CA, 94569
Held by Cintas Corporation
Vendor checks · ID 989309453
$74.80
PO Box 14, Port Costa, CA, 94569
Held by Medco Health Solutions Inc.
Customer overpayments · ID 969027404
$74.10
PO Box 127, Port Costa, CA, 94569
Held by Liberty All Star Equity Fund
Co-owner on this record: Baker, Trippett Peggy L
Dividends · ID 964518114
$73.04
PO Box 127, Port Costa, CA, 94569
Held by Liberty All Star Equity Fund
Co-owner on this record: Trippett, William A
Dividends · ID 964518114
$73.04
PO Box 50, Port Costa, CA, 94569
Held by 21st Mortgage Corporation
Credit checks or memos · ID 1026451172
$72.78
On Lane Drive, Port Costa, CA, 94569
Held by Tig Insurance Company
Insurance claim checks · ID 12023961
$72.17
135 Prospect Avenue, Port Costa, CA, 94569
Held by Verizon New York Inc
Utility deposit · ID 1006111777
$71.07
PO Box 127, Port Costa, CA, 94569
Held by Liberty All Star Equity Fund
Co-owner on this record: Baker, Trippett Peggy L
Misc outstanding checks · ID 964518113
$70.31
PO Box 127, Port Costa, CA, 94569
Held by Liberty All Star Equity Fund
Co-owner on this record: Trippett, William A
Misc outstanding checks · ID 964518113
$70.31
3150 Walnut Boulevard, Port Costa, CA, 94569
Held by Western Digital Technologies Inc.
Refunds or rebates · ID 961520484
$70.00
PO Box 120, Port Costa, CA, 94569
Held by Csaa Insurance Exchange
Premium refunds · ID 1002831100
$70.00
PO Box 61, Port Costa, CA, 94569
Held by Sutter East Bay Hospitals
Refunds due · ID 1009214378
$70.00
119 Eveningstar Court, Port Costa, CA, 94569
Held by Quest Diagnostics Incorporated
Vendor payments · ID 16028633
$69.50
63 Leo Lane, Port Costa, CA, 94569
Held by Fullbeauty Brands Holdings Corp
Refunds due · ID 986309097
$67.02
PO Box 70, Port Costa, CA, 94569
Held by Gamestop Corp.
Accounts-receivable credit balance · ID 1012740477
$65.39
Rr 1, Port Costa, CA, 94569
Held by Metropolitan Life Insurance Company
Proceeds-Policy endow, annuity · ID 979653543
$64.73
PO Box 120, Port Costa, CA, 94569
Held by Citibank N A
Accounts-receivable credit balance · ID 986501421
$64.54
PO Box 39, Port Costa, CA, 94569
Held by 1st Northern California Credit Union
Savings accounts · ID 980814212
$63.91
919 Dewing Avenue, Port Costa, CA, 94569
Held by Jpmorgan Chase Bank N.a.
Refunds due · ID 980539473
$63.49
Ledgers Accounting Firm 800 South Broadway Suite 450, Port Costa, CA, 94569
Held by Elevance Health Inc
Group policy benefit/Clm payments · ID 1025780050
$63.49
Main Street, Port Costa, CA, 94569
Held by Metropolitan Life Insurance Company
Co-owner on this record: Trump, Mary
Proceeds due beneficiaries · ID 970866382
$63.38
Port Costa, CA, 00000
Held by Metropolitan Life Insurance Company
Co-owner on this record: Trump Mary Estate
Proceeds due beneficiaries · ID 970866382
$63.38
4324 Deltafair Boulevard, Port Costa, CA, 94569
Held by Sears Roebuck And Co
Refunds due · ID 968495041
$63.00
PO Box 24, Port Costa, CA, 94569
Held by Republic Services Inc
Accounts-receivable credit balance · ID 1033146644
$62.66
PO Box 15, Port Costa, CA, 94569
Held by Calif State Automobile Asssoc
Customer overpayments · ID 961536209
$62.55
PO Box 96, Port Costa, CA, 94569
Held by Comcast Cable Comm Mgmt LLC
Refunds due · ID 1003206768
$61.60
PO Box 26, Port Costa, CA, 94569
Held by Tcf National Bank
Savings accounts · ID 1001033950
$61.05
PO Box 47, Port Costa, CA, 94569
Held by State Farm General Insurance Company
Co-owner on this record: Deforest, Gloria
Insurance premiums · ID 12148716
$60.92
PO Box 47, Port Costa, CA, 94569
Held by State Farm General Insurance Company
Co-owner on this record: Deforest, Roy
Insurance premiums · ID 12148716
$60.92
44 Water Street, Port Costa, CA, 94569
Held by Lumber Liquidators Inc
Refunds due · ID 991323866
$60.80
PO Box 35, Port Costa, CA, 94569
Held by State Farm Fire And Casualty Company
Co-owners on this record: Greene, Ridge D, Tankard, Robert W
Insurance premiums · ID 12146930
$60.77
PO Box 35, Port Costa, CA, 94569
Held by State Farm Fire And Casualty Company
Co-owners on this record: Greene, Ridge D, Hood, John
Insurance premiums · ID 12146930
$60.77
PO Box 35, Port Costa, CA, 94569
Held by State Farm Fire And Casualty Company
Co-owners on this record: Hood, John, Tankard, Robert W
Insurance premiums · ID 12146930
$60.77
162 Canyon Lake Drive, Port Costa, CA, 94569
Held by Old Republic Title Co
Escrow check/Deposit/Disputed · ID 13145537
$60.00
1550 Kildare Way, Port Costa, CA, 94569
Held by Sears Roebuck And Co
Refunds due · ID 957912151
$60.00
5036 Montevino Way, Port Costa, CA, 94569
Held by Searsroebuck And Co.
Refunds due · ID 961473646
$60.00
3745 Killdeer Drive, Port Costa, CA, 94569
Held by Iomega Corp
Outstanding official checks · ID 969115943
$60.00
Ledgers Accounting Firm 800 South Broadway Suite 450, Port Costa, CA, 94569
Held by Elevance Health Inc
Group policy benefit/Clm payments · ID 1025760613
$59.87
Ledgers Accounting Firm 800 South Broadway Suite 450, Port Costa, CA, 94569
Held by Elevance Health Inc
Group policy benefit/Clm payments · ID 1025760614
$59.87
Ledgers Accounting Firm 800 South Broadway Suite 450, Port Costa, CA, 94569
Held by Elevance Health Inc
Group policy benefit/Clm payments · ID 1025780051
$59.87
Prentice Partner Ann Arbor LLCCA
PO Box 70, Port Costa, CA, 94569
Held by Ferguson Enterprises LLC
Accounts-receivable credit balance · ID 1047160948
$59.25
100, Port Costa, CA, 94569
Held by Tig Insurance Company
Insurance claim checks · ID 12034958
$57.19
$56.42
C/o Sharon Brobeck P O Box 78, Port Costa, CA, 94569
Held by Republic Services Inc
Accounts-receivable credit balance · ID 959315769
$56.10
12 Erskine Street, Port Costa, CA, 94569
Held by Fireman'S Fund Insurance Company
Court settlements · ID 14344851
$55.95
166 Canyon Lake Drive, Port Costa, CA, 94569
Held by Sunrise Banks
Refunds due · ID 1023264857
$55.43
4 Prospect Avenue, Port Costa, CA, 94569
Held by Mechanics Bank
Cashier's checks · ID 1018320462
$55.42
64 Canyon Lake Road, Port Costa, CA
Held by Recreational Equipment Inc
Refunds · ID 15895070
$55.01
2417 Silverado Drive, Port Costa, CA, 94569
Held by Searsroebuck And Co.
Refunds due · ID 961471797
$55.00
PO Box 47, Port Costa, CA, 94569
Held by State Farm Mutual Automobile Insurance Company
Insurance premiums · ID 15550371
$54.60
PO Box 121, Port Costa, CA, 94569
Held by Paychex Inc.
Credit balances · ID 18596221
$54.57
PO Box 75, Port Costa, CA, 94569
Held by California Federal Bank
Co-owner on this record: Arnold, Nathan C
Savings accounts/Credit union shrs · ID 13416774
$54.27
PO Box 75, Port Costa, CA, 94569
Held by California Federal Bank
Co-owner on this record: Arnold, Nicholas
Savings accounts/Credit union shrs · ID 13416774
$54.27
PO Box 107, Port Costa, CA, 94569
Held by Csaa Insurance Group
Misc outstanding checks · ID 966582544
$54.00
Rr 1 Port Costa Ca, Port Costa, CA, 00000
Held by Metropolitan Life Insurance Company
Individual policy benefit/Clm · ID 962717363
$53.78
$53.16