Company: COFS
Filing Date: 2025-02-21
Form Type: S-4MEF
Source: 0000803164-25-000005
Chunk: 1

Company: CHOICEONE FINANCIAL SERVICES INC
Filing Date: 2025-02-21
Form: S-4MEF
Chunk 1
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, check the following box and list the Securities Act registration statement
number of the earlier effective registration statement for the same offering. ¨

Indicate by check mark
whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an
emerging growth company. See the definitions of "large accelerated filer," "accelerated filer," "smaller reporting
company," and "emerging growth company" in Rule 12b-2 of the Exchange Act.

Large accelerated filer ¨ Accelerated
filer þ Non-accelerated filer ¨
Smaller reporting company þ Emerging Growth Company ¨

If an emerging growth company, indicate by
check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting
standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. ¨

If applicable, place an
X in the box to designate the appropriate rule provision relied upon in conducting this transaction:

Exchange Act Rule 13e-4(i) (Cross-Border
Issuer Tender Offer) ¨

Exchange Act Rule 14d-1(d) (Cross-Border
Third-Party Tender Offer) ¨

This registration statement will become effective automatically upon filing with the Securities and Exchange Commission pursuant to Rule 462(b) under the Securities Act of 1933, as amended.

<div align='center'>EXPLANATORY NOTE</div>

Pursuant to its Registration
Statement on Form S-4 (Registration No. 333-282177) (the “Prior Registration Statement”), which was declared effective on
October 18, 2024, ChoiceOne Financial Services, Inc., a Michigan corporation (“ChoiceOne”) registered an aggregate of 6,068,256
shares of its common stock, no par value (“Common Stock”) and paid an aggregate fee of $25,609.66. ChoiceOne is filing this
Registration Statement on Form S-4 pursuant to General Instruction K to Form S-4 and Rule 462(b) under the Securities Act of 1933, as
amended, solely to register an additional 2,800 shares of Common Stock for issuance in connection with the consummation of the merger
contemplated by the Agreement and Plan of Merger, dated as of July 25, 2024, by and between ChoiceOne and F