<SEC-DOCUMENT>0001720088-20-000010-index.html : 20200330 <SEC-HEADER>0001720088-20-000010.hdr.sgml : 20200330 <ACCEPTANCE-DATETIME>20200330113846 ACCESSION NUMBER: 0001720088-20-000010 CONFORMED SUBMISSION TYPE: NT 10-K CONFIRMING COPY: PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20191231 FILED AS OF DATE: 20200330 DATE AS OF CHANGE: 20200330 FILER: COMPANY DATA: COMPANY CONFORMED NAME: FULLNET COMMUNICATIONS INC CENTRAL INDEX KEY: 0001092570 STANDARD INDUSTRIAL CLASSIFICATION: TELEPHONE COMMUNICATIONS (NO RADIO TELEPHONE) [4813] IRS NUMBER: 731473361 STATE OF INCORPORATION: OK FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: NT 10-K SEC ACT: 1934 Act SEC FILE NUMBER: 000-27031 BUSINESS ADDRESS: STREET 1: 201 ROBERT S KERR AVENUE STREET 2: SUITE 210 CITY: OKLAHOMA CITY STATE: OK ZIP: 73102 BUSINESS PHONE: 405-236-8200 MAIL ADDRESS: STREET 1: 201 ROBERT S KERR AVENUE STREET 2: SUITE 210 CITY: OKLAHOMA CITY STATE: OK ZIP: 73102 </SEC-HEADER> <DOCUMENT> <TYPE>NT 10-K <SEQUENCE>1 <FILENAME>form12b-25_2019.htm <DESCRIPTION>FORM 12B-25 <TEXT> Document 1 - file: form12b-25_2019.htm
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