Commercial email and spam: Okl. Stat. tit. 15, § 776.1 et seq. (see Omega World Travel v. Mummagraphics, 469 F.3d 348 (4th Cir. 2006))
Telemarketing and telephonic anti-solicitation: Okl. Stat. tit. 15, §§ 755.1, 755.2; Okl. Stat. tit. 15, §§ 775A.1 et seq.; Okl. Stat. tit. 15, §§ 775B.1 et seq. (Telemarketer Restriction Act); Okl. Stat. tit. 21, §§ 1847a, 1861
Fax anti-solicitation: Okl. Stat. tit. 21 §§ 1862, 1863