ZIP code 20892 covers Bethesda, Maryland in Montgomery County. This area is served by 14 utility providers across 5 categories. The average residential electricity rate here is 13.3¢/kWh.
Estimated monthly utility costs
Cost data not available for this ZIP code.
Electric
Natural Gas
Water
Sewer
Internet
Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 20892?
Contact each provider separately before your move-in date. Start with electric (Baltimore Gas & Electric Co) and gas (Washington Gas, (800) 752-7520) 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 20892?
No — electricity in Bethesda, MD costs about 11% less than the national average. Compared to Maryland overall, rates here are about 14% higher. Based on 2023 NREL residential electricity rate data.
What internet providers are available in 20892?
Bethesda, MD has strong broadband coverage. Providers include AT&T (Fixed Wireless up to 100 Mbps), T-Mobile (Fixed Wireless up to 25 Mbps), Verizon (Fixed Wireless up to 400 Mbps), Xfinity (Cable up to 2,000 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
What county is 20892 in?
ZIP code 20892 is in Montgomery 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.