{"carrier":{"dot_number":"344148","legal_name":"ZIP MAILING SERVICE INC","dba_name":"","entity_type":"PRIVATE PROPERTY;LOCAL GOVERNMENT;STATE GOVERNMENT;AUTHORIZED FOR HIRE;FEDERAL GOVERNMENT;U. S. MAIL","operating_status":"PRIVATE PROPERTY;LOCAL GOVERNMENT;STATE GOVERNMENT;AUTHORIZED FOR HIRE;FEDERAL GOVERNMENT;U. S. MAIL","phy_street":"819 BRIGHTSEAT ROAD","phy_city":"LANDOVER","phy_state":"MD","phy_zip":"20785","phy_country":"US","phone":"3013863633","mc_number":"MC-1458686","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"N","power_units":2,"total_drivers":4,"total_cdl":2,"mcs150_mileage":14800,"mcs150_mileage_year":"2023","mcs150_date":"20260205 1841","add_date":"19890215","officer_1":"DARRYL JACKSON, JR","officer_2":"DEBORAH SPENCER","fleet_size_class":"B","business_type":"CORPORATION","duns_number":"120291901","crash_rate":0,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:37:08","updated_at":"2026-05-16 01:37:08"},"crashes":{"total":0,"fatal":null,"injury":null},"safety_scores":[]}