HTTP 200 OK
Allow: GET
Content-Type: application/json
Vary: Accept
{
"count": 16925,
"next": "https://lda.senate.gov/api/v1/registrants/?format=api&ordering=-name&page=640",
"previous": "https://lda.senate.gov/api/v1/registrants/?format=api&ordering=-name&page=638",
"results": [
{
"id": 401103225,
"url": "https://lda.senate.gov/api/v1/registrants/401103225/?format=api",
"house_registrant_id": 401103225,
"name": "AMERICANS FOR PROSPERITY",
"description": "501 c 4 non profit promoting economic freedom",
"address_1": "4201 Wilson Blvd",
"address_2": "Suite 1000",
"address_3": null,
"address_4": null,
"city": "Arlington",
"state": "VA",
"state_display": "Virginia",
"zip": "22203",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "BRENT GARDNER",
"contact_telephone": "+1 703-224-3200",
"dt_updated": "2025-07-24T14:35:52.766309-04:00"
},
{
"id": 3787,
"url": "https://lda.senate.gov/api/v1/registrants/3787/?format=api",
"house_registrant_id": 32243,
"name": "AMERICANS FOR NONSMOKERS' RIGHTS",
"description": null,
"address_1": "2530 SAN PABLO AVENUE, SUITE J",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "BERKELEY",
"state": "CA",
"state_display": "California",
"zip": "94702",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "ELIZABETH WILLIAMS",
"contact_telephone": "",
"dt_updated": "2025-07-18T17:52:52.903480-04:00"
},
{
"id": 400502474,
"url": "https://lda.senate.gov/api/v1/registrants/400502474/?format=api",
"house_registrant_id": 400502474,
"name": "AMERICANS FOR LIMITED GOVERNMENT",
"description": "Promoting a limited federal government as stipulated by the 10th Amendment.",
"address_1": "9900 Main Street, Suite 303",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Fairfax",
"state": "VA",
"state_display": "Virginia",
"zip": "22031",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "DEREK BAKER",
"contact_telephone": "+1 703-383-0880",
"dt_updated": "2022-04-06T16:07:44.891777-04:00"
},
{
"id": 401107457,
"url": "https://lda.senate.gov/api/v1/registrants/401107457/?format=api",
"house_registrant_id": null,
"name": "AMERICANS FOR HOMEOPATHY CHOICE ACTION",
"description": null,
"address_1": "5614 CONNECTICUT AVE NW 339",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20015",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "BETSY LEHRFELD",
"contact_telephone": "+1 202-462-8800",
"dt_updated": "2025-07-29T21:17:53.977113-04:00"
},
{
"id": 59978,
"url": "https://lda.senate.gov/api/v1/registrants/59978/?format=api",
"house_registrant_id": 59978,
"name": "AMERICANS FOR GUN SAFETY",
"description": null,
"address_1": "2000 L ST NW #702",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20036",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:53:19.220516-05:00"
},
{
"id": 401104925,
"url": "https://lda.senate.gov/api/v1/registrants/401104925/?format=api",
"house_registrant_id": 401104925,
"name": "AMERICANS FOR FINANCIAL REFORM",
"description": "Non Profit Advocacy 501 c(4)",
"address_1": "11 Dupont Circle NW",
"address_2": "Suite 500",
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20036",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "GYNNIE ROBNETT",
"contact_telephone": "+1 202-466-1885",
"dt_updated": "2025-08-19T13:22:40.201544-04:00"
},
{
"id": 3776,
"url": "https://lda.senate.gov/api/v1/registrants/3776/?format=api",
"house_registrant_id": 33710,
"name": "AMERICANS FOR FAIR TAXATION",
"description": null,
"address_1": "3100 TIMMONS LANE #120",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "HOUSTON",
"state": "TX",
"state_display": "Texas",
"zip": "77027",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:46:39.193791-05:00"
},
{
"id": 3765,
"url": "https://lda.senate.gov/api/v1/registrants/3765/?format=api",
"house_registrant_id": 32380,
"name": "AMERICANS FOR DEMOCRATIC ACTION, INC.",
"description": null,
"address_1": "1625 K STREET, N. W., SUITE 210",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20006",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "DARRYL H. FAGIN",
"contact_telephone": "",
"dt_updated": "2022-04-06T16:06:40.673084-04:00"
},
{
"id": 50386,
"url": "https://lda.senate.gov/api/v1/registrants/50386/?format=api",
"house_registrant_id": 34691,
"name": "AMERICANS FOR COMPUTER PRIVACY",
"description": null,
"address_1": "1133 CONNECTICUT AVE NW 5TH FLOOR",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20036",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:52:47.415792-05:00"
},
{
"id": 65590,
"url": "https://lda.senate.gov/api/v1/registrants/65590/?format=api",
"house_registrant_id": 35607,
"name": "AMERICANS FOR COMMUNITY AND FAITH-CENTERED ENTERPRISE",
"description": null,
"address_1": "1101 PENNSYLVANIA AVE NW SUITE 600",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20004",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:53:35.880167-05:00"
},
{
"id": 401105396,
"url": "https://lda.senate.gov/api/v1/registrants/401105396/?format=api",
"house_registrant_id": 401105396,
"name": "AMERICANS FOR CARBON DIVIDENDS, INC",
"description": "National education and advocacy campaign",
"address_1": "1500 K ST NW, STE 850",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20005",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "DAVID STEWART",
"contact_telephone": "+1 202-892-1530",
"dt_updated": "2025-06-30T15:40:18.458965-04:00"
},
{
"id": 401018878,
"url": "https://lda.senate.gov/api/v1/registrants/401018878/?format=api",
"house_registrant_id": 401018878,
"name": "AMERICANS FOR CAMPAIGN REFORM",
"description": "Campaign reform",
"address_1": "818 Connecticut Avenue, NW",
"address_2": "Suite 600",
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20006",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "BARBARA LAWTON",
"contact_telephone": "+1 202-503-1240",
"dt_updated": "2022-04-06T16:06:39.524912-04:00"
},
{
"id": 300311,
"url": "https://lda.senate.gov/api/v1/registrants/300311/?format=api",
"house_registrant_id": 37734,
"name": "AMERICANS FOR BALANCED ENERGY CHOICES",
"description": null,
"address_1": "333 JOHN CARLYLE STREET #530",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "ALEXANDRIA",
"state": "VA",
"state_display": "Virginia",
"zip": "22314",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MR. PHILIP . KLINGELHOFER",
"contact_telephone": "+1 703-684-6292",
"dt_updated": "2022-04-06T16:06:17.466346-04:00"
},
{
"id": 401104400,
"url": "https://lda.senate.gov/api/v1/registrants/401104400/?format=api",
"house_registrant_id": 401104400,
"name": "AMERICANS FOR A FREE SYRIA",
"description": "nonprofit organization, 501(c)4",
"address_1": "4400 S. Saginaw St",
"address_2": "Suite 1362",
"address_3": null,
"address_4": null,
"city": "Flint",
"state": "MI",
"state_display": "Michigan",
"zip": "48507",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "DANA MOSA-BASHA",
"contact_telephone": "+1 248-930-6579",
"dt_updated": "2025-01-21T00:14:52.330103-05:00"
},
{
"id": 59810,
"url": "https://lda.senate.gov/api/v1/registrants/59810/?format=api",
"house_registrant_id": 35327,
"name": "AMERICAN SENIORS HOUSING ASSOCIATION",
"description": "seniors housing trade association",
"address_1": "5225 WISCONSIN AVENUE, NW, #500",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20015",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "DAVID SCHLESS",
"contact_telephone": "+1 202-885-5560",
"dt_updated": "2025-07-01T12:53:45.607017-04:00"
},
{
"id": 3297,
"url": "https://lda.senate.gov/api/v1/registrants/3297/?format=api",
"house_registrant_id": 32953,
"name": "AMERICAN SEED TRADE ASSOCIATION",
"description": "American Seed Trade Association represents seed companies and related industries",
"address_1": "1701 Duke Street",
"address_2": "Suite 275",
"address_3": null,
"address_4": null,
"city": "ALEXANDRIA",
"state": "VA",
"state_display": "Virginia",
"zip": "22314",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "ANDREW W. LAVIGNE",
"contact_telephone": "+1 571-451-5979",
"dt_updated": "2025-07-28T11:42:38.193099-04:00"
},
{
"id": 400761299,
"url": "https://lda.senate.gov/api/v1/registrants/400761299/?format=api",
"house_registrant_id": 400761299,
"name": "AMERICAN SECURITIZATION FORUM, INC.",
"description": "ASF advocates the common interests of all participants in the securitization markets",
"address_1": "1 World Financial Center, 30th Floor",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "New York",
"state": "NY",
"state_display": "New York",
"zip": "10281",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "TOM DEUTSCH",
"contact_telephone": "+1 212-412-7107",
"dt_updated": "2022-04-06T16:07:22.434092-04:00"
},
{
"id": 401105885,
"url": "https://lda.senate.gov/api/v1/registrants/401105885/?format=api",
"house_registrant_id": 401105885,
"name": "AMERICAN SECURITIES ASSOCIATION",
"description": "financial services",
"address_1": "1455 Pennsylvania Ave NW",
"address_2": "Suite 400",
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20004",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "CHRISTOPHER IACOVELLA",
"contact_telephone": "+1 813-787-1099",
"dt_updated": "2025-07-15T11:31:09.093885-04:00"
},
{
"id": 3754,
"url": "https://lda.senate.gov/api/v1/registrants/3754/?format=api",
"house_registrant_id": null,
"name": "AMERICANS BACK IN CHARGE COMM",
"description": null,
"address_1": "UNDETERMINED",
"address_2": null,
"address_3": null,
"address_4": null,
"city": null,
"state": "DC",
"state_display": "District of Columbia",
"zip": "0",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:46:22.000004-05:00"
},
{
"id": 401109510,
"url": "https://lda.senate.gov/api/v1/registrants/401109510/?format=api",
"house_registrant_id": null,
"name": "AMERICAN RIVERS ACTION FUND",
"description": null,
"address_1": "1101 14th St., NW",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20005",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "LEDA HUTA",
"contact_telephone": "+1 202-243-7060",
"dt_updated": "2025-08-06T20:31:22.710347-04:00"
},
{
"id": 3264,
"url": "https://lda.senate.gov/api/v1/registrants/3264/?format=api",
"house_registrant_id": 33262,
"name": "AMERICAN RIVERS",
"description": "River conservation and protection",
"address_1": "1101 14th St, NW",
"address_2": "Suite 1400",
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20005",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "LEDA HUTA",
"contact_telephone": "+1 202-243-7060",
"dt_updated": "2025-09-15T12:35:02.900778-04:00"
},
{
"id": 46233,
"url": "https://lda.senate.gov/api/v1/registrants/46233/?format=api",
"house_registrant_id": 34319,
"name": "AMERICAN RIGHT TO LIFE",
"description": null,
"address_1": "104 IVY AVE",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "STERLING",
"state": "VA",
"state_display": "Virginia",
"zip": "20164",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:52:30.028993-05:00"
},
{
"id": 3253,
"url": "https://lda.senate.gov/api/v1/registrants/3253/?format=api",
"house_registrant_id": 32325,
"name": "AMERICAN RETIREES ASSN",
"description": null,
"address_1": "2009 N 14TH ST #300",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "ARLINGTON",
"state": "VA",
"state_display": "Virginia",
"zip": "22201",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:46:32.217110-05:00"
},
{
"id": 3242,
"url": "https://lda.senate.gov/api/v1/registrants/3242/?format=api",
"house_registrant_id": 32262,
"name": "AMERICAN RESORT DEVELOPMENT ASSN",
"description": "Trade association representing vacation ownership and resort development industries",
"address_1": "1201 15th Street, NW",
"address_2": "Suite 400",
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20005",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MARK BRADEN",
"contact_telephone": "+1 202-861-1500",
"dt_updated": "2025-07-28T22:48:43.717847-04:00"
},
{
"id": 78835,
"url": "https://lda.senate.gov/api/v1/registrants/78835/?format=api",
"house_registrant_id": 36190,
"name": "AMERICAN RENTAL ASSOCIATION",
"description": null,
"address_1": "1900 19th Street",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Moline",
"state": "IL",
"state_display": "Illinois",
"zip": "61265",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MATTHEW J HITE",
"contact_telephone": "+1 202-459-3770",
"dt_updated": "2025-07-02T16:28:16.473816-04:00"
}
]
}
