This sub-series related to the weekly services at the School Chapel since it being built in 1925. The registers record confirmation and baptism services as well as Carol services, evensong, matins and holy communion services.

A book recording the Chapel's services including dates, hours, services, officiants and preachers, attendances and collections, from Winter term 1962 to Winter term 1977.

A book recording the Chapel's services including dates, hours, services, officiants and preachers, attendances and collections, Confirmation and Baptism Services from Winter term 1925 to Spring term 1960. Also recording the list of pupils who were confirmed from 1963 to 1971.

A book recording dates and times of services in the School Chapel, including the initials of the officiant, the attendance, the preacher, and the collections from Winter term 1991 to Spring term 2014.

A book recording dates and times of services in the School Chapel, including the initials of the officiant, the attendance, the preacher, and the collections from Spring term 1978 to Summer term 1991.

This sub-series contains books used by pupils during services in chapel or books published by staff or Old Oakhamians and given to the school. A large part of this sub-series contains hymns books compiled by Rev T.C.H. Clare ('29).

A small book containing epistles and gospels for Holy Communion, dedicated by Rev F.H. Jerwood to F.R. Wright.

A small book containing epistles and gospels for Holy Communion, dedicated by F.H. Jerwood to J.L. Barber.

A book for The Order for the Administration of The Lord's Supper or Holy Communion and other rites and ceremonies of the Church according to the use of the Church of England, together with the form or manner of making, ordaining and consecrating of Bishops, Priests and Deacons. This book was given to Oakham School in memory of Rev William Spicer Wood, Headmaster, from his family.

This sub-series relates to Service programmes, focusing on Weekly and Sunday services, and services schedules and lists.