[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 | `${CityName}`): number; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | city | [CityName](./bitburner.cityname.md) \| \`${[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.