Okla. Stat. tit. 12, § 1180
The answer of a corporation summoned as a garnishee may be made by any officer or attorney thereof; and of any other garnishee may be made by any agent or attorney of the garnishee.
R.L. 1910, § 4830; Amended by Laws 1965, HB 877, c. 297, § 10; Amended by Laws 1968, HB 952, c. 259, § 1, emerg. eff. April 29, 1968; Amended by Laws 1995, HB 1324, c. 338, § 13, eff. November 1, 1995.