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Find PHMSA Offices
Headquarters

Regional Offices
Western Region: AK, AZ, CA, CO, HI, ID, MT, NV, OR, UT, WA, WY; Hazmat Office: Ontario, CA; Pipeline Office: Lakewood, CO Central Region: IA, IL, IN, KS, MI, MN, MO, ND, NE, OH, SD, WI; Hazmat Office: Des Plaines, IL; Pipeline Office: Kansas City, MO Eastern Region: CT, DC, DE, MA, MD, ME, NH, NJ, NY, PA, RI, VA, VT, WV; Hazmat Office: West Trenton, NJ; Pipeline Office: West Trenton, NJ Southern Region: AL, FL, GA, KY, MS, NC, PR, SC, TN; Hazmat Office: Atlanta, GA; Pipeline Office: Atlanta, GA Southwestern Region: AR, LA, NM, OK, TX; Hazmat Office: Houston, TX; Pipeline Office: Houston, TX PHMSA Headquarters Office: Washington, DC PHMSA Training Center: Oklahoma City, OK
Map of the US depicting the PHMSA regions.