| OPCC-package | Open Postal Code Correspondence |
| aggregate_da_correspondence | Aggregate postal-code-to-DB evidence to DA links |
| build_centroids | Build Ontario postal code centroids from NAR and GeoNames |
| build_db_assignment | Assign postal centroids to Dissemination Blocks and join GAF |
| build_m2 | Build the M2 postal-code-to-DB correspondence |
| build_source_layer | Build a source-separated local evidence layer |
| clear_opcc_cache | Clear the downloaded OPCC release cache |
| contribution_bundle | Create a reviewable local-source contribution bundle |
| contribution_issue_url | Create a GitHub source-proposal issue URL for a contribution bundle |
| download_census_boundaries | Download Statistics Canada 2021 census boundary shapefiles |
| download_da_boundaries | Download Statistics Canada 2021 dissemination area boundary files |
| download_gaf | Download the Statistics Canada 2021 Geographic Attribute File |
| download_geonames | Download GeoNames Canadian postal codes |
| download_nar | Download the Statistics Canada National Address Register |
| export_postal_points | Write a postal-code point shapefile for an OPCC join |
| geonames_supplementary_adapter | Load the versioned GeoNames supplementary-point adapter |
| get_correspondence | Download, cache, and verify a correspondence release |
| get_da_correspondence | Download, cache, and verify a direct DA correspondence release |
| list_vintages | List supported correspondence release vintages |
| new_source_adapter | Define a source adapter for a local evidence layer |
| normalize_postal_code | Normalize Canadian postal codes |
| OPCC | Open Postal Code Correspondence |
| open_contribution_issue | Open a GitHub source-proposal issue for a contribution bundle |
| pc_to_geo | Look up postal-code-to-geography links |
| pc_to_point | Look up source-qualified point observations |
| profile_source_layer | Profile a local source layer |
| release_manifest | Read and verify a release manifest |
| run_app | Launch the OPCC Shiny app |
| validate_release | Validate a verified correspondence release |
| validate_source_data | Validate local postal-code evidence |