Metropolitan Emergency Services BoardThis file contains the Master Street Address Guide representing the geographic extent of the Metropolitan Emergency Services Board (MESB) region. An MSAG is a tabular file required in Enhanced 9-1-1 to validate 9-1-1 caller address locations, assign the appropriate Public Safety Answering Point (PSAP) for 9-1-1 call routing, and identify emergency response agencies. An MSAG includes both address elements and a small number of non-address elements used by legacy 9-1-1 services to facilitate routing of wireless and VoIP 911 calls, as well as identify certain error conditions. It is provided as a spreadsheet.The Master Street Address Guide is used for validating addresses of telecom customers and determining routing for 9-1-1 calls. It was created by the Public Safety Answering Points (PSAPs) of the 10-county Twin Cities metropolitan area in collaboration with the MESB. The production version of the MSAG is hosted by Intrado, Inc. and a copy provided to the MESB on a quarterly basis.Valid on February 2, 2026.Filesorg-mn-mesb-loc-msagengPublicMaster Street Address Guide for the Metropolitan Emergency Services Board 10 County Region [Minnesota]DatasetsMinnesota--Anoka CountyMinnesota--Carver CountyMinnesota--Chisago CountyMinnesota--Dakota CountyMinnesota--Hennepin CountyMinnesota--Isanti CountyMinnesota--Ramsey CountyMinnesota--Scott CountyMinnesota--Sherburne CountyMinnesota--Washington CountyMinnesota--Twin Cities Metropolitan AreaMinnesota2026-02-02Minnesota Geospatial Commons