ZIP code 21890 is located in Somerset County, Maryland. This area is served by 16 utility providers across 4 categories. The average residential electricity rate here is 13.6¢/kWh.
Estimated monthly utility costs
Cost data not available for this ZIP code.
Electric
Water
Sewer
Internet
Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 21890?
Contact each provider separately before your move-in date. Start with electric (A & N Electric Coop) since those typically need a few business days to activate. Water and sewer are often handled with one call to your local utility. Set up internet last since it may require an installation visit.
Is electricity expensive in 21890?
No — electricity in ZIP code 21890 costs about 9% less than the national average. Compared to Maryland overall, rates here are about 16% higher. Based on 2023 NREL residential electricity rate data.
What internet providers are available in 21890?
ZIP code 21890 has broadband coverage. Providers include Bloosurf LLC (Fixed Wireless up to 25 Mbps), Verizon (Fixed Wireless up to 50 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
What county is 21890 in?
ZIP code 21890 is in Somerset County, Maryland.
Disclaimer: Provider information is sourced from federal databases including HIFLD, EPA SDWIS, FCC Broadband Data, and EIA-861. Utility cost estimates are from the U.S. Census Bureau American Community Survey 5-Year Estimates. Electric rates are based on 2023 NREL data. Coverage areas are approximate and may not reflect recent changes. Please verify directly with your provider.
Data sources: U.S. Census Bureau, NREL, EIA-861, HIFLD, EPA, FCC. Last updated: April 2026.