[Home](./index.md) > [bitburner](./bitburner.md) > [Bladeburner](./bitburner.bladeburner.md) > [getCityCommunities](./bitburner.bladeburner.getcitycommunities.md) ## Bladeburner.getCityCommunities() method Get number of communities in a city. **Signature:** ```typescript getCityCommunities(city: CityName): number; ``` ## Parameters

Parameter	Type	Description
city	[CityName](./bitburner.cityname.md)	Name of city. Case-sensitive

**Returns:** number Number of Synthoids communities in the specified city. ## Remarks RAM cost: 4 GB Returns the estimated number of Synthoid communities in the specified city, or -1 if an invalid city was specified.