<SEC-DOCUMENT>0000092380-18-000057-index.html : 20180223 <SEC-HEADER>0000092380-18-000057.hdr.sgml : 20180223 <ACCEPTANCE-DATETIME>20180223180851 ACCESSION NUMBER: 0000092380-18-000057 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180221 FILED AS OF DATE: 20180223 DATE AS OF CHANGE: 20180223 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Nealon Thomas M CENTRAL INDEX KEY: 0001377138 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-07259 FILM NUMBER: 18638059 MAIL ADDRESS: STREET 1: 6501 LEGACY DRIVE CITY: PLANO STATE: TX ZIP: 75024 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: SOUTHWEST AIRLINES CO CENTRAL INDEX KEY: 0000092380 STANDARD INDUSTRIAL CLASSIFICATION: AIR TRANSPORTATION, SCHEDULED [4512] IRS NUMBER: 741563240 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 2702 LOVE FIELD DR STREET 2: P O BOX 36611 CITY: DALLAS STATE: TX ZIP: 75235 BUSINESS PHONE: 2147924000 MAIL ADDRESS: STREET 1: PO BOX 36611 CITY: DALLAS STATE: TX ZIP: 75235-1611 FORMER COMPANY: FORMER CONFORMED NAME: AIR SOUTHWEST CO DATE OF NAME CHANGE: 19760108 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>edgar.xml <DESCRIPTION>PRIMARY DOCUMENT <TEXT> Document 1 - file: edgar.html
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