ArcGIS Online for MarylandEsri ArcGIS Online (AGOL) Hosted Feature Layer for accessing the Maryland Routes (Interstate, MD State & US State) data product. Maryland Routes with ZIP Code (Interstates, MD State, & US State) consists of linear geometric features which represent the geographic locations of major roadways throughout the State of Maryland. Route types included are limited to Interstates, MD State, & US State routes. Additionally, ZIP Code & ZIP Code Name have been enriched within this data product resulting in linear segmentation for each Maryland Route (IS, MD, US) per Maryland ZIP Code. Maryland Routes data is owned & maintained by the MDOT SHA Office of Planning & Preliminary Engineering (OPPE) Data Services Division (DSD). Maryland Routes data is updated on an annual basis for the prior year. This data is for the year 2021. This data is for the year 2020. This data product was last updated in December 2022. For more information related to the data, contact MDOT SHA OPPE Data Services Division (DSD): Email: DSD@mdot.maryland.gov For more information, contact MDOT SHA OIT Enterprise Information Services: Email: GIS@mdot.maryland.govArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/0bb1ecda46974ec3a2a984570e29e3d2_0engMaryland iMapPublicMaryland Routes with ZIP Code (Interstates, MD State, & US State) [Maryland]Web servicesMarylandLast Modified: 2022-12-08