Tickets are still on sale for Tuesday's game against Cheltenham Town on Wearside.
The Black Cats host the Robins at 7.45pm at the Stadium of Light, aiming to make it six home wins in a row.
Tickets are priced at £23 for adults, £19 for over-65s, £14 for under-22s and £10 for under-16s.
HOW TO BUY
Online Box Office
The online box office is available 24 hours a day and is the quickest and easiest way to buy a ticket, with ‘digital ticket’ and ‘print at home’ options available.
Simply click here to purchase.
Supporters can secure their seat by calling 0371 911 1973. Our phone lines are open from 9am-5pm, Monday to Friday.
Tickets purchased via telephone can be distributed digitally or collected from the Stadium of Light ticket office on matchday.
Stadium of Light ticket office
Supporters can drop by the Stadium of Light ticket office in-person and purchase a ticket on matchday and the day before matchday.
Opening times detailed below.