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Flood Zone Determination Companies

This is a list of companies that determine flood zones for properties. Please Note: FEMA does not attest to the quality of accuracy of the services offered. FEMA does not approve, endorse, regulate or otherwise sanction any company on this list.

Some of the companies listed below are also members of the National Flood Association (NFA). NFA maintains a list of active members that is available on their website:

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Displaying 157 - 164 of 164 results

  • VOZZELLA DESIGN GROUP
    Joseph Vozzella
    3841 Washington St., Boston, MA, 02131-0221
    (617) 983-8282 | Fax: (617) 522-2030
    Service Area: Nationwide
  • WALDO & ASSOCIATES LLC
    Robert E. Sonnichsen
    89 State Street, Guilford, CT, 06437
    (203) 453-4387 | Fax: (203) 453-2764
    Service Area: New England
  • WASHTENAW ENGINEERING COMPANY
    Robert J. Wanty, P.E.
    3250 West Liberty Road, P.O. Box 1128, Ann Arbor, MI, 48106
    (734) 761-8800 | Fax: (734) 761-9530
    Service Area: MI
  • WATER RESOURCES MANAGEMENT ASSOCIATES, INC.
    Raul Mercado. PE, CFM, President
    3477 SW Palm City School Ave. Suite C, Palm City, FL, 34990-3259
    (772) 266-4799 | Fax: (772) 600-7817
    https://www.wrmaeng.com
    Service Area: Nationwide
  • WEIHE ENGINEERS, INC.
    Brady Kuhn
    10505 North College Avenue, Indianapolis, IN, 46280
    (800) 452-6408 | Fax: (317) 843-0546
    https://www.weihe.net
    Service Area: Indiana
  • WESTCOTT AND MAPES, INC.
    Raymond A. Macaluso, President
    142 Temple Street, New Haven, CT, 06510
    (203) 789-1260 | Fax: (203) 789-8261
    Service Area: Eastern Seaboard
  • WESTERN TECHNOLOGIES GROUP, LLC.
    Jerry Jones, President
    360 E. Main Street, Somerville, NJ, 08876
    (908) 725-1143 | Fax: (908) 725-1488
    https://www.wtgroupllc.com
    Service Area: Nationwide
  • WHPACIFIC
    Daniel E. Wobbe, PLS
    123 SW Columbia Street, Bend, OR, 97702
    (541) 312-2624 | Fax: (541) 388-4229
    Service Area: AK, WA, OR, CA, ID, CO, NM

FEMA will attempt to maintain a current list but relies on information provided by listed companies. Unlisted companies that provide this service and want to be listed should fax a request and ask to be listed to the National Flood Insurance Program at (301) 918-1459.


Include the following information: Company name, Address, City, State Zip code, Phone number, Fax number, Indicate service area.

When choosing a company from this list, always consider what's being promised, including how they determine the flood zone and the degree of accuracy of their determination. Also consider the nature and content of any messages being sent to the mortgagor, and the options being provided to the mortgagor.