Indoor Plumbing Program Local Contacts by County

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Cou​nty Phone Number County Phone Number
Allegany 301-777-2372 Garrett 301-334-9431
Anne Arundel 410-222-7600 Hagerstown 301-766-4041
City of Annapolis 410-263-7961 x7787 Harford 410-638-3045
Baltimore City (DHCD) 410-396-4153​​ Howard 410-514-7530
Baltimore City (NHS) 410-327-1200 Kent 410-479-3000
Baltimore County 410-887-3124 Montgomery 240-777-3600
Calvert 301-535-5010 Prince George's 301-883-5570
Caroline 410-479-3000 Queen Anne's 410-758-3977
Carroll 410-514-7530 Salisbury (NHS) 410-543-4626
Cecil 410-514-7530 Somerset 410-651-1424
Charles 301-934-9305 St. Mary's 301-866-6590 x1433
Town of Denton 410-479-3625 Talbot 410-770-6821
Dorchester 410-514-7530 Washington 301-797-4161
Town of Easton 410-822-5358 City of Westminster 410-876-6322
Frederick 301-631-3530 Wicomico 410-548-4861
City of Frederick 301-600-2842 Worcester 410-632-3112
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