Photo: Robert Stinnett · CC BY 2.0 · Source
Add one telephone (RJ11) wall jack with new phone wire run from the existing demarc or junction to the jack in a finished wall.
Install Telephone Jack typically costs $110 to $300 each (national average as of 2026). Most straightforward jobs start near $110 each. Final pricing depends on material quality, project scope, local labor rates, and site conditions. Use our free calculator below for a personalized estimate.
Quality Level
Estimated Total Cost
1 unit(s) • Standard Quality
National average — enter your ZIP for local prices.
Estimates are approximate and vary by location, project scope, and current market conditions. Contact a local contractor for an accurate quote.
$94 – $255 each
Cat 3 phone wire fished to a low-voltage ring in the wall, single RJ11 jack on a white flush plate, dial tone tested
$110 – $300 each
Cat 5e cable fished to a low-voltage ring, RJ11 keystone jack punched down in a white plate, line tested
$138 – $375 each
Cat 6 cable fished in the wall, RJ11 keystone jack in a white plate, both ends labeled at the demarc and the jack, line tested
| Component | Category | Low | High | Unit |
|---|---|---|---|---|
| Materials | material | $49 | $135 | each |
| Labor | labor | $39 | $105 | each |
| Supplies & Other | supplies | $13 | $36 | each |
| Equipment & Disposal | equipment | $8.80 | $24 | each |
Add one telephone (RJ11) wall jack with new phone wire run from the existing demarc or junction to the jack in a finished wall.
Typical install telephone jack pricing range each.
Starting price $110 each. National average as of 2026. This is a directional range. Final pricing depends on scope, materials, access, and local labor rates.
Estimates are approximate and vary by location, project scope, and current market conditions. Contact a local contractor for an accurate quote.
Surface-mount telephone jack box with a black cable on a painted wall
Photo: Omegatron · CC BY-SA 3.0 · Source
Find a pro to do thisInstall Telephone Jack usually lands between $110 to $300 each. That range reflects current national calculator data after materials, labor, supplies, equipment, and disposal are rolled together. Your real quote will move based on quantity, site conditions, finish level, and contractor availability in your ZIP code.
Add one telephone (RJ11) wall jack with new phone wire run from the existing demarc or junction to the jack in a finished wall.
Material selections can move the budget faster than anything else, with current material allowances landing around $49.2 to $135 each.
Labor complexity is the next major swing factor, with installation or trade time currently averaging $39 to $105 each.
Smaller consumables still matter, because supplies are contributing about $13 to $36 each.
Specialty tools, access equipment, cleanup, and disposal can add another $8.80 to $24 each.
Scope changes, premium finishes, difficult access, demolition, and permit requirements can push the total toward the high end of the range. Cleaner access, standard finishes, and bundled work often keep the job closer to the low end.
Get multiple itemized bids, ask contractors to separate materials from labor, and confirm what is included before you compare totals. Scheduling during a slower season and bundling adjacent work can also reduce mobilization costs.
Keep specifications tight before work starts. Change orders are one of the fastest ways to blow past the original budget, especially when material lead times or specialty trades are involved.
DIY can make sense when you already own the tools, understand the prep requirements, and can tolerate schedule risk. Hiring a pro is usually the better move when mistakes would affect finish quality, code compliance, waterproofing, structural performance, or warranty coverage.
BuildX Pro researches and reviews the national price range for Install Telephone Jack, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Nov 2026.
View local pricing for install telephone jack across 51 states.
Find contractors who list this service and ask for a written quote.
Cost guides for property owners. Contractor ID for the shops who do the work.
Use the calculator range of $110 to $300 each as your baseline, then compare that against the time, tool rentals, material waste, and rework risk you would take on by doing the project yourself.
Most install telephone jack jobs start with site review, measurements, and material confirmation. From there the crew usually handles preparation, core installation or repair work, cleanup, and a final walkthrough to confirm the finished scope matches the quote.
Ask each contractor how they handle protection of adjacent finishes, debris removal, and change approvals. Those three points tend to separate a clean project from an expensive headache.