# `api.lookup.get_density_class_map` > `GET /lookup/densityClassMap` — ACPortal **Python** ```python api.lookup.get_density_class_map(*, carrier_api: Optional[str] = None) -> list[DensityClassEntry] ``` **CLI** ```bash ab lookup get_density_class_map [--carrier-api ...] ``` GET /lookup/densityClassMap Args: carrier_api: Optional carrier API filter. ## Query parameters — `LookupDensityClassMapParams` | Field | Type | Required | Description | |---|---|---|---| | `carrierApi` | `Optional[str]` | no | Carrier API identifier | ## Response Returns a list of `List[DensityClassEntry]`. | Field | Type | Required | Description | |---|---|---|---| | `rangeEnd` | `Optional[float]` | no | Range end value | | `value` | `Optional[str]` | no | Value (Guid) | --- [← Back to api.lookup](../lookup.md)