SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 25, 1999 ---------------- FULLNET COMMUNICATIONS, INC. (Exact name of registrant as specified in its charter) Oklahoma 000-27031 73-1473361 -------- --------- ---------- (State or other jurisdiction (Commission File Number) (I.R.S. Employer incorporation) Identification No.) 200 N. Harvey, Suite 1704 73102 (Address of principal executive offices) (Zip Code) (405) 232-0958 (Registrant's telephone, including area code) Item 4. Change in Registrant's Certifying Accountant On October 29, 1999, the Registrant's Board of directors engaged the accounting firm of Grant Thornton LLP as its independent certifying accountants for Registrant's fiscal year ending December 31, 1999 to replace the accounting firm of Cross & Robinson, who was dismissed on October 25, 1999. Cross & Robinson's reports on the financial statements of the Registrant for the past two fiscal years ended December 31, 1998 contained no adverse opinion or disclaimer of opinion and were not qualified or modified as to uncertainty, audit scope or accounting principles. During the two most recent fiscal years and the interim periods subsequent to the Registrant's fiscal year ended December 31, 1998, there have been no disagreements with Cross & Robinson on any matter of accounting principles or practices, financial statement disclosure, auditing scope or procedure, or any reportable events as defined in Item 304 (a) (1) (iv) of Regulation S-B. The Registrant has requested that Cross & Robinson furnish it with a letter addressed to the Securities and Exchange Commission (the "SEC") stating whether it agrees with the above statements. A copy of Cross & Robinson's letter to the SEC, dated October 29, 1999, is filed as Exhibit 16.1 to this Form 8-K. Item 7. Financial Statements and Exhibits. (c) Exhibits. The following documents are filed as part of this Report: 16.1 Letter to SEC from Cross & Robinson dated October 29, 1999. 2 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. FULLNET COMMUNICATIONS, INC. (Registrant) Date: October 29, 1999 By: /s/ Timothy J. Kilkenny ------------------------ Timothy J. Kilkenny, President and Chief Executive Officer 3 INDEX TO EXHIBITS Appears at Sequentially Exhibit Numbered Number Description Page ------- ----------- ------------ 16.1 Letter to SEC from Cross & Robinson dated October 29, 1999. 5 4