ZIP code 08858 covers Oldwick, New Jersey in Hunterdon County. This area is served by 33 utility providers across 4 categories. The average residential electricity rate here is 9.4¢/kWh.
Estimated monthly utility costs
Cost data not available for this ZIP code.
Electric
Natural Gas
Water
Internet
Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 08858?
Contact each provider separately before your move-in date. Start with electric (Jersey Central Power & Lt Co) and gas (Public Service Elec. & Gas Co, (800) 436-7734) 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 08858?
No — electricity in Oldwick, NJ costs about 37% less than the national average. Compared to New Jersey overall, rates here are about 19% lower. Based on 2023 NREL residential electricity rate data.
What internet providers are available in 08858?
Oldwick, NJ has strong broadband coverage. Providers include AT&T (Fixed Wireless up to 25 Mbps), Brightspeed (DSL up to 100 Mbps), T-Mobile (Fixed Wireless), Verizon (Fixed Wireless up to 300 Mbps), Xfinity (Cable up to 2,000 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
What county is 08858 in?
ZIP code 08858 is in Hunterdon County, New Jersey.
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.