The best way to find a restaurant that is nearby and offers delivery is by using an online site or mobile app, such as Yelp, Urbanspoon and Grubhub. You can filter the results by location and whether the restaurant provides delivery service. Since most restaurants have some information to be found online, these search applications can usually find restaurants within the parameters you choose.
If you already have a restaurant in mind and you simply wish to know if it delivers, you can usually find the phone number on its website or in an online directory. If you are looking for restaurants nearby that provide delivery options and you decide to use Yelp, Urbanspoon, Grubhub or another platform, you may get more accurate results if your computer or mobile device has its location settings turned on.
Once you enter one of these sites, you typically are prompted to provide a location for your search and what kind of service and features you wish the establishment to have. You can check all that are applicable, but make sure to request a restaurant with a delivery option. Another option is using Google Maps for a general idea of restaurants nearby and then narrowing the results down by checking the details of each listing.