Okla. Stat. tit. 18, § 18-438.5: Name

The name of a cooperative shall include the words "telephone"

and "cooperative", and the abbreviation "Inc.", unless, in an

affidavit made by its president or vice president, and filed with

the Secretary of State, or in an affidavit made by a person signing

articles of incorporation, consolidation, merger or conversion,

which relate to such cooperative, and filed, together with any such

articles, with the Secretary of State, it shall appear that the

cooperative desires to do business in another state and is or would

be precluded therefrom by reason of the inclusion of such words or

either thereof in its name. The name of a cooperative shall be

distinct from the name of any other cooperative or corporation

organized under the laws of, or authorized to do business in, this

state. This section shall not apply to any corporation which

becomes subject to this act by complying with the provisions of

Section 20 of this act, or which does business in this state

pursuant to Section 29 of this act and which elects to retain a

corporate name which does not comply with this section.